top-down co-op survival horror game where players deploy into deadly Quarantined Zones, fight mutated experiments, and extract with everything you can carry—because if you die, you lose it all.
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No game lists Operation: Black Genesis - The Immortal Trials as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
Your own reactor is the thing trying to kill you. Every kill feeds the heat, and the coolant those kills drop is the only thing that vents it — lying exactly where the danger just was. A twin-stick score chase where diving into the crowd is the only way to survive it. Five modes, co-op up to four.
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Grab your friends and escape Auda City, which has come under attack from the living dead. Bullet hell meets zombies, do you have the Audacity to survive?
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A free 2-player co-op top-down survival shooter. One hit and you're out — survive together, climb the leaderboard, and unlock new characters!
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The Last Camp is a post-apocalyptic world-themed game. It utilizes high-quality graphics, a rich weapon and item system, and a vast world map to create a cross-generational twin-stick shooter, bringing a feast to hardcore shooter players.
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The Horde Wants You Dead is a casual, top-down shooter with up to 4-player online co-op. Ambushed by an angry horde, you and your friends face a fight for survival against thousands of relentless enemies!
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Choose your champion and fight until your last breath! Frenzy Force is a casual wave-survival game with a diverse set of weapons and unlockable characters, where you must fight through a variety of biomes against hordes of shadowy minions.
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Save your legacy from the goblins by embodying legendary dragons in this cooperative twin-stick shooter action.
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Survive as long as you can in an endless bullet hell with randomized stats and weapons.
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Roguevive is an roguelite survive bullet heaven. Survive against hordes of enemies getting ever stronger. Level up, unlock upgrades and new guns in this multiplayer action roguelite.
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Cut through thousands of undead and survive until rescue. ZedFall: Outbreak is a co-op twin‑stick roguelite where levelling and evolving upgrade cards unleash chaotic builds. Fight to the chopper, hold the generator in Tower Defence, or Scavenge supplies. Play solo or with up to 7 of your friends.
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