After a rampant viral outbreak causes global society to collapse, you must survive the harsh wilderness of the Canadian Rockies amidst vast hordes of Infected and rival survivors.
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No game lists Dead Matter as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
VEIN is a post-apocalyptic survival multiplayer sandbox game. Gather supplies to survive, explore abandoned buildings, defend your home, and rebuild society, whether alone or with friends.
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"Broken World" is an exciting post-apocalyptic low-poly game where players have to survive in a world overrun by zombies and chaos. Build and strengthen your shelters, fight various threats and explore a dangerous world full of secrets and dangers.
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In a post-apocalyptic world build and lead your own colony under the constant threat of the undead. Recruit survivors, assign roles and decide how your group survives. Fight enemy colonies or form alliances in FPS or TPS combat.
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Soviet Survival is an isometric, open-world survival game where you must find your place in the ruined Soviet Union.
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DARKEST DAYS is a zombie shooting RPG set in a post-apocalyptic world devastated by a sudden zombie outbreak. Explore a dark yet captivating open world, build a sanctuary with fellow survivors, grow stronger, and fight for survival.
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Dreadzone is a survival game set in a deadly quarantine zone. Scavenge for resources, craft tools, build shelter, and survive against dangerous animals, zombies, mutants, and other survivors. Explore the zone where desperation drives everyone to do whatever it takes to survive.
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Take on a city overrun by zombies with 1 to 4 players online — co-op or PvP! Hold the line against running, leaping, spitting hordes. Fight by day, hunt in the dark of night. Tear off limbs and unlock cosmetics with every kill. Stand together... or hunt each other down.
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Open-world survival sandbox with base-building, crafting, farming and multiplayer. Explore a dangerous island, fight, build and stay alive.
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HumanitZ is an isometric, open-world sandbox survival game set in a world ended by a zombie outbreak. Survive alone or with friends by scavenging, crafting, building, and fighting to last as long as ‘humanly’ possible. You can’t change the past, but you can fight for the future of humanity.
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L.O.S.T. is a 4-player co-op survival game. Work together, scavenge resources, and do whatever it takes to escape before it’s too late.
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