Stellaris vassal vs tributary. emitraw gnirud dnuora steelf ruoy wollof t'now lassav layolsid A. Stellaris vassal vs tributary

 
<b>emitraw gnirud dnuora steelf ruoy wollof t'now lassav layolsid A</b>Stellaris vassal vs tributary  I'd only use liberation if you plan as retaining them as a vassal, although do note that empires will

Once it's explored, the two systems with an endpoint for the wormhole become adjacent from your fleet's perspective, so just. 2. They do lose the difficuilty bonus, yes. jbroege • 7 yr. Yes you can´t integrate them but considering how scarce influence can be sometimes, having someone giving energy and minerals isn´t a bad choice. Interesting…so i didnt make them a tributary, i declared a vassal war. I tried increasing the AI difficulty and scaling so they get more bonuses to their planets, didn't work either. Good news is you can choose to do it when ur overlord has just finished a massive war and lost or try and invite some allies into the war. Not sure, they disappeared at some point Upload Attachment File(s) attachedI generally leave vassals as vassals unless I need the land or they are completely opposed to me. bane_howlingmoon Mar 18, 2018 @ 5:42am. Now I'm paying them 30% of my resources putting me in the negative. They won’t agree. With my non-specialist vassals I can choose between vassal, tributary and specialist vassal, but when the vassal starts with a specialization the only option I get is to switch them to another specialization. Wars are how mid-game and end-game borders are usually drawn. They get 80% reduced tech costs on every tech you've researched. Having a protectorate gives . 25, more than you'd normally get, and you don't pay the artisan's specialist CG upkeep). I go to "negotiate" and they have a big debuff to accepting being a Tributary again. It is possible for the overlord to transform tributary status into a protectorate or vassal, but only if the overlord is big and influential enough. "In an Allegiance War, you seek to wrest control of the vassals that have pledged Secret Fealty to you, and they will join in on the attack on their former Overlord. Making them exponentially stronger. Stellaris Dev Diary #281 - A Message from Minamar Specialized Industries. The "Vassalize" War Goal and You: A Lesson learned the strange way. Possibly replaced by their overlord, or the galactic empire will just be dissolved (perhaps even have some kind of event where people panic because the protector-turned-ruler just got punted, that'd be pretty frightening)Yes but, They still count as a subject so unity from the tradition, and give . Thoughts? As a vassal i could feed them 3 systems i want to colonise but dont want the. Find out how to make the best choice for your gameplay and roleplaying style based on tribute, expansion, and warfare. sjsjdjdjdjdjjj88888 • 1 yr. " 1. Stellaris lacks the broad spectrum of victory conditions which could recognise the validity of the many different ways to play the game. I want to know what's better, protectorate or tributary. Stellaris. Your protectorate gets a bonus to researching your techs which may catch them up enough at some point. ago. Suppress those silly Xeno's but only for when playing tall. Subsidiaries only pay energy, while tributaries pay both energy and minerals. 5% of annual income, manpower tribute is 25% of annual gain, and monarch point tribute is 1 per 33 developments (rounded down) and capped at. Tributaries are much better imo. Now, lets compare it to how far we are with fusion and what there is to know and what problems there are to solve. 7 to −3. As vassal you get the "help", and part of the fleet power of an inefficient non-difficulty boosted AI. 1; 1; Reactions: Reply. ; About Stellaris Wiki; Mobile viewA tributary can't be customized in the same way, and simply pays you a tax of resources to maintain their freedoms. You will be presented with many options as demands, and “Vassalize” is one of the options. Thanks beta testers, now I can wait for a sale. Vassal being bulwark but without the resources making them even weaker because they would have to compensate themselves towards the basic resources theyd be getting from me. PS4 •. Came out of a Casus Belli in a war with some lizard like creatures, i turned them into a vassal and then listened to their unnatural howling (sweet music to my ears! xD) and then i released them a few months later as the whole liberty of being a member of the united human colonies is completely at odds with forcing another race into servitude. So a criminal syndicate is doing its job and has a couple of branches open on my planets. I don't believe that a vassal/tributary can have subjugates themselves so I. Build them up and let them get a fleet in proportion to yours. PS4 •. Vassal-Conquest:Vassal - the everyman. But i only have 1 option. The only way to instruct a science vessel to explore an unstabilised wormhole is via the right click menu. I typically vassalize Fallen Empire core worlds and. for instance), but for every ratio of "your researcher output vs. Vassal specialist types are suddenly not showing in either the propose subjugation or agreement negotiations menu. Vassal vs. Temporarily you can keep them as buffers between you and some powerful neighbor. Except maybe espionage that causes a political incident. You can only hope that your overlord leaves the federation or something similar. See screenshots for new tradition effects. You should get more influence than them, thanks to spamming the Ministry of truth. Midpoint between autonomous vassal and tributary. Last I checked, there is no means of "upgrading" a Tributary into a Vassal, so you have to defeat, make tributary, sit around and let them continue doing exactly what they've been doing all along except it makes you a little richer, then attack them again in the hopes that they. 3. The second vassal everyone will want is the Scholarium, who provides a significant bonus to research potential and valuable science tribute. Vassal states were common among the empires of the Near East, dating back to the era of the Egyptian, Hittite and Mitanni conflict, as well as ancient China. 4. A place to share content, ask questions and/or talk about the 4X grand strategy game Stellaris by…In vanilla if you can get an early tributary by say year 50 you’ve basically won. I can get the last of my independent neighbors to become my subject. r/Stellaris • De-tox vs climate restoration. ; About Stellaris Wiki; Mobile viewIn the game Stellaris, a tributary is a vassal state that retains a significant degree of autonomy in its internal and political affairs. If you vassalize them you can turn them into a boost for your science or navy? Depends what you need more of I guess. If you can win a war against them and get one of them vassalized or made a tributary, you can force them out of the federation and into your collection of subject empires. Now they have more diplomatic weight than they ever had, love me and helped me obliterate an empire. The overlord can't curtail their expansion, doesn't interfere in any of. Involuntary protectorates (those forced on by war, or those forced on uplifted species) will not give you +1 influence. -must be neighbor. Stellaris 50473 Bug Reports 30888 Suggestions 19151 Tech Support 2898 Multiplayer 377 User Mods 4631 Stellaris AAR (After Action Reports) Console edition 1216. I remember them doing this pre-2. Would it be better to play as a megacorp and turn everyone into subsidiarys, or play as a regular militant empire, and turn everyone into…Vassal Specializations. No no it was the other way round. . Feudal is also the only way I know thus far that makes a 1 system play through possible. Food is minimal, and getting tributary after tributary can cover your economy for the most part. Stellaris Wiki Active Wikis. If I can make tributaries -> vassals and then diploannex them at a later date, I'm peachy. If we had an overlord government in real life, the overlord could give out specific tasks to its vassals. And there Make the Tributary or Make the. Exalted Domination – Vassals and Tributaries [3. Conquering directly just gives you the planets and populations directly, and will generally be strongest. Both work a bit differently. Originally posted by Revan Tair: Protectorate is way much better, than vassals. You basically become…In fact, they managed to wallop the Tuxkans so hard in the last war, not only did they convert a third of the former Tuxkan territory into a friendly vassal state (the Imperium of Berni, in orange-green), but they did so while simultaneously occupying over half the territory of the Holy Adeex Order on their other flank, which used to be allied. And that's it. Nov 21, 2023Vassal or tributary? SirAlexius Dec 22, 2018 Jump to latest Follow Reply Is it better to vassalize other empires or make them tributaries?Tributaries also seem to be of more use early, as the couple dozen energy/minerals still make a difference, while vassals are better lategame when they. Presets have a list of default terms, and can have. QA. 5. A 3 planet tributary can give you more than 10 of each. If you are ok micromanaging, you can incorporate them, gene mod and fix their planets, then release as a vassal again. Some rulers should have special mandates / agendas in vassal nations "Independence"(Mandate) "Secure Sovereignty"(Agenda) - which gives their empire a loyalty debuff vs the overlord if they get elected. Rinse and repeat and you'll end up with a bunch of hegemony members with high fleet contribution but also the AI bonuses to economy. For a regular empire, it can happen the other way too -- you start with a Tributary, then it auto-switches to a Protectorate, and then later it auto-switches to a Vassal -- losing your Tributary resource contract entirely, you have to spend Influence to re-negotiate, and whatever you negotiate is thrown away if it swaps into Protectorate again. Though since 3. 5 per stationed army). As such, tributaries are better than subsidiaries, so do not pick megacorp for subsidiaries. This page was last edited on 7 June 2023, at 04:39. Question about vassal criminal syndicate. My question is why did they change without any warning or any sort of reasoning given, except the notification that they'd been changed. In general, specialize your subjects to feed whatever you need feeding on - if you're egalitarian, make them give you resources to. "Fanatic" MIlitarist doesn't even mean anything compared to Ambitious in Crusader Kings land. Rord64 Mar 18, 2018 @ 6:06am. Unregulated means no change, controlled gives your vassal pops a push towards your ethics (like that one galactic community proposal) but your vassal dislikes it, puppet gives a stronger push and allows the overlord to buy the "embrace faction" option for the vassal. YobaiYamete • Nihilistic Acquisition • 1 yr. FC - A protectorate becomes a vassal at 60%, a vassal becomes a protectorate (automatically) at 50%. Fluffy-Tanuki • 21 days ago. Yeah it's way too easy on lower/scaling difficulties to rush a fleet and mostly peacefully vassalize the entire galaxy before midgame. See screenshots for new tradition effects. 0 unless otherwise noted. 2. Conquest is better, but vassals are fun for role playing. I dunno man, but it seems OP. So I have been warring and I have quite a few vassals now. -must be superior in relative power. Mar 29, 2022; Add bookmark #14. Presets have a list of default terms and can have additional unique effects tied to them, like. The liberate does the truce thing, but if you're close enough and big enough, and make them love you enough, you can get them to become your vassal without a fight. 15 has a 33-17 % difference in production. While the subordinate party is called a vassal, vassal state or tributary state, the dominant party is called a suzerain. I am at my cap for sector plantes. NumberIine. They won’t agree. "They may also swear Secret Fealty to one of your rivals in hopes that they’ll be able to follow them in an Allegiance War. It's sorta like the political version of slaves. You are too far ahead with your Research. it. 2. So open a second war. This is good for the overlord, because 50% of X+Y is better than 50% of X, but also helps the tributary stay solvent because the 50% of Y they get to keep is covering the deficit that might otherwise exist if they were just 50% of X. . How to make vassals/tributary. Edit: Vassal claims on other empires in war should be granted to the overlord and the overlord should decide whether they deserve th e systems at the end of the war. It does not get refunded, because the Vassal needs to use THEIR influence to be able to refuse the offer. -100 for vassaling and -100 for something like war at itself. Forcing them into the hegemony is a lot cooler IMO though, and making them your vassal is kind of pointless unless you have the overlord DLCWhich is just fine. Each Vassal Specialization has a specific focus: the Bulwark, which focuses on defense and military strength; the Prospectorium, which focuses on resource collection and production; and the Scholarium, which focuses on scientific. i have all the dlc and have tried restarting my game but idk what the. Only existing. Tributaries The way tributaries are set up in Stellaris, they can be excellent subjects from an economic point of view. The issue is when I declared an expel branch war against them it didn't work. I believe you have to vassalize them before the integration. As a megacorp, you are mostly making tributary vassal requests, so you get a basic resources boost, utilizing 30% of the vassals economy, only furthering your economy to easily vassalize more and more. Precisely why it's broken. Irbynx. Thread starter Zoroastra; Start date Feb 24, 2022; Jump to latest Follow Reply Menu We have updated our Community Code of Conduct. Go into the diplomacy tab with the empire you wanna vassalize. Then you can declare a war that makes them become your vassals when you win it. Please help improve this article by adding citations to reliable sources. See screenshots for new tradition effects. ehh I lost the megacorp. You can do this by either vassalizing or stacking minus empire size modifiers. 11 votes, 18 comments. You get 1 influence point for each protectorate you have established. ways to get a vassal. They're outside it. This pairs quite. Then (to test) I let them both go. Rodmar18 General. It depends on what you want from them. It’s your overlords job to protect you so you don’t really lose out, protecting 1 vassal isn’t a huge problem for a overlord. The enemies you fight at that point where you would actually think of using AI help would obliterate AI ships so it's best to have them fund you. This page was last edited on 7 June 2023, at 04:39. Previously in Stellaris, subjugation was rarely a more compelling option than simple conquest, and being subjugated often essentially meant a permanent decline of your empire and a “Game Over” screen in your near future. A place to share content, ask questions and/or talk about the 4X grand strategy game Stellaris by Paradox Development Studio. Stellaris Military system needs a rework to make Warfare fun in all stages and with all power discrepancy. As a hegemony leader you can just kick them out when you want, let your other tributaries swarm them, so you can annex or vassalize them. The vassal doesn’t add to your sprawl, keeps their remaining civilian and military ships, and if you play it right continues to develop and donate even more to your empire. But yeah, the moment vassals get involved half the tree becomes utterly useless and the other half gets reduced in value. 3] This mod aims to improve the Domination tradition so that it is an appealing option at any stage of the game and also adds several new vassal and tributary types that are more evocative and useful to an overlord. Select a planet within a Sector you control and navigate to the “Governor” screen. ago. I mean, annexing a vassal is fantastic for the overlord: they get a relationship slot back, they get direct control of troops, and all it costs them is low-value diplomacy points and a temporary penalty to the stat that allows them to diplo-vassalize and diplo-annex. usually protectorates never become vassals, since they need 50% of your tech and you can usually out-tech them. They have internal autonomy with limited interference from their overlord. Even egalitarians have a vassal type. Seemose • 2 yr. Having a protectorate gives . Glad I had to work today. Unhappy sectors will want to become tributaries. Managing Integrated Vassals. Two I uplifted so they are 1 system vassals in the middle of my Empire and another I took from a neighboring state and has about four systems and is in the direction I would. I vetoed it, demanded vassilization of same empire to obtain the casus belli, and re-proposed the war as a war to make a vassal out of said empire instead. In the default galaxy map mode, subjects have the same color as their overlord. Can i change that after ive already gained them as a vassal? Edit: guess i should read the link u sent lol . Conquering directly just gives you the planets and populations directly, and will generally be strongest. min. Voidborne •. To request an empire to become your vassal, first, you will need to contact them via the diplomacy screen. I control vast amounts of territory directly and most of my allies asked to become my vassal. I don't play unmodded so I don't know if this is normal behavior, but it would be nice to see. No impetus, no drive to do anything. Involuntary protectorates (those forced on by war, or those forced on uplifted species) will not give you +1 influence. A vassal has still some use, even if their military support is questionable, e. So, after my first very successful game as an Inward Perfection empire, I played some Authoritarians in a crowded galaxy, and after carving off a roughly 'fair' slice of the pie (small empire, space-wise; I was stuck close to the core. 1 Answer. Of course, Subjugation works even better if they're Inferior or Pathetic compared to you. Content is available under Attribution-ShareAlike 3. 25 influence a month, and you can integrate them if you want. which likely won't happen unless you declare war on. To make a tributary a vessel the correct way would be free them from a tributary>go to war with become vassal as a war goal. the only option is them to be a tributary, despite already being a vassal. This is basically creating vassals, letting them grow pops for awhile, and then re-integrating them. As such, tributaries are better than subsidiaries, so do not pick megacorp for subsidiaries. By annexing them as conqueror you get ALL of it! AI was NEVER on pair with a good player without difficulty boost, but right now it is especially weak. 5 loyalty (0. Currently bigger empires (ie conquest) is just stronger due to the fact that you can just increase your empire sprawl endlessly (ie no science loss from bigger empires) and the ai has weird ship designs and uses buildings suboptimally. All subject types now grant a small. Stellaris. Vassal: an autonomous empire which has been set up to support its master in military affairs. As long as there is at least one empire present that is not Fanatic Pacifist, war is an almost inevitable aspect in any game and can be anything from a small border skirmish to a massive interstellar war of conquest. 1 This mod adds some flavor to pirates. However, even after becoming a tributary and having diplomatic freedom, I can't declare war on my overlord as declaring a war againts them need the approval of their. Integrating or changing their subject type would definitely be the best move if you're trying to get more out of them. I’m going to need more habitats. This protection may include military support, diplomatic backing, or other forms of assistance. r/Stellaris. ago. 25 influence. Age of Wonders 4 Empire of Sin Cities: Skylines 2 Crusader Kings 3 Europa Universalis 4 Hearts of Iron 4 Hunter: The Reckoning Imperator: Rome Prison Architect Stellaris Surviving Mars Surviving the Aftermath Vampire: The Masquerade Victoria 3. . Navigate to the Propose Subjugation option. 4 we had those two vastly different types of subjugation: Vassals are diplomatically tied to their overlord, they pay a small tribute and get some benefits. As another poster pointed out, you can vassalize genocidal empires with it. 8. This is separate from the loyalty mechanic. 0 unless otherwise noted. Go expansion edicts first, Start claiming planets left and right. 1. x. Sometimes, vassals are used to help manage large empires, though often suboptimally. An incorporating Union is one that an entirely new nation is created. Edit: says cannot build more than one. 1 This mod expands how vassals work. You do this by growing your influence in these vassal kingdoms. Subject contracts start with a “preset”. ago. AI will surrender quickly, especially early game. This mod aims to improve the Domination tradition so that it is an appealing option at any stage of the game and also adds several new vassal and tributary types that are more evocative and useful to an overlord. 36 comments. Atunomous vassal gives you freedom to wage your own wars, but not to make. The requirements for vassals and tributaries are sick. More bang for your war bucks, let. Legacy Wikis. Instead of maintaining a huge fleet form the beginning, consider having 1 starbase with 2 shipyards. Cult for easy edicts and feudal for the vassals. However, it pays a substantial amount of tribute to its overlord in exchange for protection. I hope this is fixed because the potential for these systems is great!Move all organics to their own planet, you can create a vassal when you're at peace. Firstly you need to be a recognised power so you can puppet and not just make a tributary. • 3 days ago. Vassal Corporate overlord Inward Perfection; Within 60% technological difference; A vassal is a subject of another empire, often with little to no self-rule. However, having a Hegemony does work better for you for the federation benefits. Once it's explored, the two systems with an endpoint for the wormhole become adjacent from your fleet's perspective, so just. Claims stuff on a different empire, make them a tributary. Cost, size, upkeep everything to do with ships is peniltized by 50%. The general rule of thumb i use regarding subjects, if the naval capacity is equivelant or higher, make it a vassal. Overlord will allow you to assign a Vassal Specialization to your subjects. I do not think you can without releasing them and the forcing the new subject option on. Get them to agree to it themselves, or force them to submit with a war. 944. Gift them minerals, energy and if required, food. the game seems to make the war to expel branches of there overlord, which is A) pointless as they aren't a megacorp and B) very. 10. ago. 138 Badges. Allowing feudal civics to support stronger vassals. ago. You can't change it because they're not a vassal. The integration only took 22 months. ; About Stellaris Wiki; Mobile viewThis mod aims to improve the Domination tradition so that it is an appealing option at any stage of the game and also adds several new vassal and tributary types. #2. Make sure they have plenty of food - unfed vassals can starve themselves into revolt. r/Stellaris • An idea for a new End Game Crisis. Content is available under Attribution-ShareAlike 3. You can check the overall relative power by hovering over the 3 bars icon left of the relative fleet power or in the diplomatic contacts list. The higher you push the difficulty settings, the worse vassals get. Make the feudal society civic kind of useless as no matter how powerful they get and apart from fighting they give you. In exchange you can take much more from them (75% resources vs 45% from trib to vassal iirc). ago. So as a weaker empire, you rather want to be inside a hedgemony than be a vassal. Wether you consider it to be decent or not - is more of an opinion. Vassal vs. ago. Midpoint between autonomous vassal and tributary. That's every major, and most minor, DLC. 8boy09. In Stellaris, becoming a vassal of a regular empire means gameover 99% of the time. Originally tributaries weren't protected by their Overlord wich made it a pretty useless thing, since you waged. be prepared to wait a. Plus, if you've gotten said protectorate by doing something like. Good news is theres no penalties to being a vassal. I've seen threads saying they weren't all that good. Vassalise and Make Tributary diplpmacy option avaliable immediately and can be used on equivelant Empires Cannot integrate vassals. Alien empires ruled by different primary species overlords with xenophobe govts should be more disloyal tooVassal produces 50 engineering, 15% would be 7 (think they round down 7. . A place to share content, ask questions and/or talk about the 4X grand strategy game Stellaris by Paradox Development Studio. With my non-specialist vassals I can choose between vassal, tributary and specialist vassal, but when the vassal starts with a specialization the only option I get is to switch them to another specialization. Ever since the Stellaris Overlord expansion, and even before, I hoped for a more modular subject system in EUIV. Tributaries are better since they will give you income. 0 pop growth update some people have been "vassal farming". Tributaries at least give you some basics. From Dev Diary #247. Help with Vassals. For Stellaris 2. Stellaris. ”. there's a lot to say about stellaris' war systems. You probably just grabbed a vassal with massively dissenting ethos and a government that doesn't like having an overlord. Name your federation Kow-Tow Federation(or something suitable) if you are a Celestial Empire or Tributary Gang if you are like me. the fed will break eventually as the other members oppose this. A vassal state is any state that has a mutual obligation to a superior state or empire, in a status similar to that of a vassal in the feudal system in medieval Europe. By: lpslucasps. Their trust increases overtime and when they become lawful you don’t have to be anxious about it any more. The negative side of vassal playstyle is broken AI. So unless you play on ensign difficulty the answer is yes. Stellaris v3 version available here! This mod aims to improve the Domination tradition so that it is an appealing option at any stage of the game and also adds several. Stellaris: Suggestions. The option to change them back to a Vassal/Tributary doesn’t show. Copyright © 2016 Paradox Interactive AB. Stellaris desperately needs a threaten mechanic. 0 unless otherwise noted. Player vassals don't. ago. This is my first game of Stellaris, I turned a sector I conquered into a Vassal early on because they were seriously generating sprawl. Edit the contract as you see fit, and it will have either a red cross or a green tick. Doesn't add up. Mapsaregreat • 1 yr. In terms of game metrics, this will be a monthly 5 influence cost per population and a 50-influence cost per planet. Darvin3 • 3 yr. Caveat If you're struggling with ethics divergence sometimes it's helpful to. the game seems to make the war to expel branches of there overlord, which is A) pointless as they aren't a megacorp and B) very. . Please read through the new rules for the forum that are an integral part of Paradox Interactive’s User Agreement. Federation is superior to vassal empire. Steps to reproduce the issue. They should never have been implemented. But the vassals didnt rebel, but someone stronger just declared war on my vassal and kick my ass too. 4. Cheaper in war score and give monies to you. This page was last edited on 7 June 2023, at 04:39. See screenshots for new tradition effects. but I have over a dozen planets in that. ago. Bonus detail, if they are just 2 members left, then vassalizing one will dissolve the. I get it, it's not a preferable position for them. 5. As vassal you get the "help", and part of the fleet power of an inefficient non-difficulty boosted AI. I don. Vassal and tributaries have very strong synergy with the Domination/Purity tradition tree. 5. If your combined military is greater than the overlord, they should start a war for independence, and pull you into it. For the first 50 years, that is decent. This is an awkward. Lets find out. So this left us with regular vassal w/tax contract, tributary, subsidiary (in case of you being megacorp) and Prospectorium. I've been playing a lot with the feudal civic and having fun but one of my problems is that unless I create the vassal myself I have no idea how to rename the vassal. Stellaris Wiki Active Wikis. You have to liberate first, or demand they become your vassal (the domination tree is good for this) as a war goal. 50% taxes on basics means the vassal makes 2x as many basics as they would otherwise. And if you really, desperatly want an FE vassal, Gigastructures offer you some very "subtle" way to do so, by subtle I mean weaponizing an entiere solar. To get the vassalize CB the overall relative power of your target has to be inferior / pathetic, not just fleet power. We can negotiate, and renoegotiate the terms of our agreement. Integrating a vassal would be changing it into a tributary, then into a sector. Zijkhal • 4 yr. Give every vassal a 1000 Mineral and 1000 energy starting gift. As far as I can tell, the only benefit you get from having vassals are: - You keep your Empire Sprawl down, keeping your research cheap so you can get up the tech tree faster. Authors description: Exalted Domination – Vassals And Tributaries. Age of Wonders 4 Empire of Sin Cities: Skylines 2 Crusader Kings 3 Europa Universalis 4 Hearts of Iron 4 Hunter: The Reckoning Imperator: Rome Prison Architect Stellaris Surviving Mars Surviving the Aftermath Vampire: The Masquerade Victoria 3. Infact, do a tributary war to start with, the easing down from tributary to specialized. Vassalizing empires is definitely my favorite way to win (tied with Rogue Servitors). Unless you use AI mod, standard AI either for enemy or ally like vassal have trouble filling their planets with buildings. All that said, Protectorates are by far the best subject type to stock up on, for that sweet +0. The overlord can't curtail their expansion, doesn't interfere in any of their wars (and vice versa), the tributary simply feeds them resources. Else vassalize if you can under 100 war score.