ModsPrimordialis
Primordialis mods
A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
896 mods, most downloaded first · newest update 24 Oct 2026
- Construct Coordinatorby 76561199212187685Constructs are biomechanical creatures created by an ancient race that has abandoned the planet long ago, however they still seek to fulfill their goals, which are to ensure the stability of the ecosystem and defend from potential threats. This entity, (Which is more mechanical than biological.)...52 downloadsupdated 10 mo ago
- Chain Lightning Rail Gunby 76561199186532123Requred!: Beta, as of 22/12/25, Chainlightning, Overcharge, Toggle Ability. A fish that has adapted the ability to create a chain of charged lightning shots in quick sucession. To use, press the toggle ability to activate some transistors letting the power from a biomass overcharger move to a cha...52 downloadsupdated 9 mo ago
- spinel leechby Fractalisti hope you like it52 downloadsupdated 10 mo ago
- HeatWave [FIXED]by RawbirtHow to use: Hold hide (Right click by default) to aim. Tap ability trigger to fire. Acid trail is triggered by movement, its jets should prevent most if not all of the acid from ever damaging you. I'd still be careful in tight areas/Zone transition tunnels. Uses a Cold/Ice Core as a power source...52 downloadsupdated 13 mo ago
- boom berry plantby 76561199274303973a plant that launches explosive enemy tracking berries, works best with drifting and explosive resistance.52 downloadsupdated 15 mo ago
- SNAIL (hard)a harder version of the snails52 downloadsupdated 3 mo ago
- Bacterium (Pathogenic)-Made in beta- "A standard disease cell with bilateral symmetry." Bacterium from Pathogenic, equipped with caustic secretors. Use seekers to aim and continuously fire caustic secretors, hold a direction and press space to dash. Best used with mutations: - Overcharge 1x - Strafing 1x -Drifting 1x...52 downloadsupdated 2 mo ago
- MUXIZASby 76561199264269767(BOBBIT WORM GREEN SCREEN EFFECT) BIG HUGE PREDATORY BOBBIT WORM51 downloadsupdated 15 mo ago
- radiant cell drone squidby Regeo the greata squid that shoots out little radiant drones shaped like termites :) have fun the target can get killed by one51 downloadsupdated 15 mo ago
- Spracidby 76561199580190050He can sneeze acid in large amounts! To release acid, press space to charge, and whenever you want, release to sneeze it. The longer you charge, the stronger it will be.51 downloadsupdated 4 mo ago
- slimeby 76561199274303973slime that sticks to the walls and sucks its prey into its gelatinous mass.51 downloadsupdated 15 mo ago
- Citrine Slicer (Claymore)by 76561198798185607A very large sword which does very large damage.51 downloadsupdated 10 mo ago
- [The Dummy Laboratories] Secondary Personel Stationby 76561199056155844Built to hold crews until further need. Standard household items included. No mutations required. More/Less a 'Re-upload' from51 downloadsupdated 5 mo ago
- glow_bug (hard)a harder version of those glowing bugs in the dark zone51 downloadsupdated 4 mo ago
- destructive cybrogby 76561199812852880incinarate you foes with a giant lazer. ( foe overcharge turn on triple voltage50 downloadsupdated 13 mo ago
- idkby 76561198747839836very cheap and powerful50 downloadsupdated 6 mo ago
- Lightning Laser Stasis Dash Fishby ♥WakeTheWightFromTheGrave♥Pretty broken simple fish.50 downloadsupdated 13 mo ago
- Scorpion Squidby Bananta50 downloadsupdated 9 mo ago
- BLOOD STEAL DEVICEby FractalistIT LOOKS COOL50 downloadsupdated 10 mo ago
- GLUTTONOUS EELby 76561199264269767cm-gluttony+ gluttonous eel please?50 downloadsupdated 14 mo ago
- Absolver 3.0by 76561199381059511"Seems to be some sort of robotic creature. A souless amalgamation beaming fish, and melting them down for seemingly no purpose. No branding, or origin. Just a rouge contraption which has sought blood." This is mostly useable in only sandbox.50 downloadsupdated 10 mo ago
- Hammerhead flatwormby 76561199878860520A large worm that is immune to poison, it also inflicts poison on any thing that it touches The main weapons are the impact cells on its head50 downloadsupdated 3 mo ago
- THE SUPER LASER COREA giant core that fires lasers. Can be used with or without overcharge. Does not heat up if it has overcharge because everything is a combo cell paired with heat sink cell. If you want you could set a timer and see how long it takes for the laser core to take damage from firing with overcharge. S...50 downloadsupdated 3 mo ago
- juvenile red baronhunting in packs, these small predators rip and tear through smaller creatures with ease. Unlike their fully grown variants, they are extremely aggressive. adult red baron: part of the speculative biology pack:50 downloadsupdated 5 mo ago
- Apathy LiteApathy but it can now run on any computer instead of needing a NASA supercomputer to spawn it in50 downloadsupdated 1 mo ago
- Mega nuke 2.2+ 8e temperature.Everyone loves big booms, and this game has so many ways to make them, from clustered Impact Cells to overcharged Suction. This is my biggest boom yet! By using an Explosive Cell and heating it to astronomical temperatures, you can get rid of the entire world. It achieves these temperatures throu...50 downloadsupdated 20 d ago
- Anomaly-0001by MonkeFishGodEntity-0001 The Shadow vortex Eye. Due to unknown origins this entity had been found and captured (For your use) from the dark zone. We are not quite sure why it is so unstable so keep that in mind. (with budding it can be volatile) This entity uses some sort physics to cause damage, It emits lig...49 downloadsupdated 11 mo ago
- Longfang Hunterby 76561198798185607A Hunter (aka fish) which grew to an obscene size due to an excess of food and a mutation that made it never die from old age. It has an anchor-like crescent shaped spike on its tail which can crush most lesser creatures and inflict severe injuries on creatures of similar power.49 downloadsupdated 8 mo ago
- bear trapby 7656119839448727249 downloadsupdated 9 mo ago
- Great Whaleby 76561198434522602An absolute monster of a creature, boasting over 1 million biomass across its massive frame. You will run out of framerate before this thing runs out of HP. Good luck!49 downloadsupdated 10 mo ago
- Diepby 76561199443345585A tank from Diep.io / Arras.io. That's it.49 downloadsupdated 15 mo ago
- the planetary plaugeby 76561198355324130soon to infect the whole world. this was the virus to make the moon wake up in an alternate universe. may give the user extreme lag when using.49 downloadsupdated 14 mo ago
- tadpoleby 76561199274303973works best with small cells49 downloadsupdated 15 mo ago
- Frostbiteby 76561199447481457I made this guy because its almost Christmas and it goes well with the time of year. This fish uses its 'arms' and its mouth to eat/kill other fish.49 downloadsupdated 10 mo ago
- Shotgun worm (beta)by 76561199029627227This beast hails from the States, ready to blaze through anything in front of it! Fairly fast fire rate with great recoil absorption! How to use: press space to fire, use the mouse to aim, and help move!49 downloadsupdated 11 mo ago
- PeaShooter from PVZ (it cant attack(i will make an attacking one soon))by Charles49 downloadsupdated 9 mo ago
- the mutantby Fractalista idea for a new enemy for level 3 also I would like cm "the mutant" PLEASE49 downloadsupdated 5 mo ago
- Baby Reaper Leviathan (Subnautica)by 76561199345132416the legendary reaper leviathan from my favourite game of all time, subnautica. (im a little obsessed) Reapers are the most popular design in the game.. in fact the developers credited it for 50% of the games sales alltogether! (not the strongest leviathan, just the most famous) enough of me nerdi...49 downloadsupdated 8 mo ago
- split jawby 7656119839448727249 downloadsupdated 3 mo ago
- [The Dummy Laboratories] P.E.R.T.by 76561199056155844P.E.R.T. (or Perimeter Enforcement Rocket Tower) Installation. Used to enforce certain areas. Uses Disposable units. Requires 'Explosion Resistance' and 'Budding' mutations. More/Less a 'Re-upload' from49 downloadsupdated 5 mo ago
- Acid Shark but LARGE BALL OF DOOMI made the ball EVEN BIGGER, the thing at the top is to help with control. (Yes this is my third Acid Shark edit, I just think it's really cool)49 downloadsupdated 5 mo ago
- Nuker49 downloadsupdated 19 d ago
- Lithium Battery Eelby GamingPillagerUses a high voltage tail that sets off Acid cells. Stay away from the Acid and positioning matters highly! If tail gets damaged from a fight you must disengage.48 downloadsupdated 16 mo ago
- SeaSawby RawbirtHow to use: Hold ability trigger to spin. I Advise turning on the toggle setting in the games options for this guy. WASD to move Overcharge mutation isn't required, but it helps. (if you do grab Overcharge, be careful in zone 3) REQUIREMENTS - Strafing Mutation - Beta Version48 downloadsupdated 13 mo ago
- Laser Wallby 76561198883994134A wall of lasers to punch through anything but the largest of heatsinks48 downloadsupdated 13 mo ago
- mega nukeby 76561199100040890it uses combo cells and laser based overcharge to achieve 200 heat on a super stacked explosive cell resulting in a gigantic explosion witch doesn,t gust massive it dose stupendous damage so nothing can survive.48 downloadsupdated 3 mo ago
- Cryogenby gespnetMore Calamity mod. Really happy with this one :)48 downloadsupdated 10 mo ago
- bear trap primeby 76561198394487272just a bigger bear trap48 downloadsupdated 9 mo ago
896 mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.