Games like Gamma Strain

95%Game Brain Score

gameplay, atmosphere

story, graphics

95% User Score Based on 98 reviews

CONTAINMENT CORP INC. is a co-op survival horror game for 1 - 4 players. Contain the anomaly and exterminate enemies in the zone. This is your chance to fight back! DO YOU HAVE WHAT IT TAKES? 1-4 PLAYER ONLINE CO-OP Take control of your operative in this unique online co-op survival game where you must work together to clear the infected zone and trap the otherworldly anomaly. For science. …

89%Game Brain Score

story, gameplay

stability, optimization

89% User Score Based on 1,011 reviews

An isometric co-op PvE multiplayer survival horror game. It's 1998, and an ancient curse has been unleashed, trapping everyone on Mt. Bisik. When a mysterious fog appeared, people started hearing whispers and seeing monsters. Fight, explore, solve puzzles, and figure out a way to escape... together!

58%Game Brain Score

story, gameplay

stability, grinding

57% User Score Based on 147 reviews

Critic Score 60%Based on 1 reviews

Dreadlands is a new turn-based skirmish game set in a living post-apocalyptic shared world. Explore Dreadlands by traveling across its many regions with your misfit gang of miscreants and mercenaries. The game is set in a Shared World where players frequently encounter and interact with each other. Sometimes they cooperate, other times they pick fights in bloody PvP battles.

69%Game Brain Score

story, gameplay

stability, grinding

69% User Score Based on 1,376 reviews

8-player co-op strategy/RPG set on Mars during The Red Solstice In The Red Solstice you control one of the eight space marines that are trying to find out what happened to human colonies on Mars during the huge storm called The Red Solstice. The mix of a dark and gritty Science Fiction setting and addictive adrenaline filled gameplay - based on advanced tactics and quick decisions at the same tim…

84%Game Brain Score

story, gameplay

graphics, grinding

84% User Score Based on 390 reviews

Dive deep into this Lovecraft-inspired RTS survival. Assemble your team using different classes, skills, weaponry and more. It's up to your squad to survive the onslaught of nightmares that are surely coming your way. Will you find the source of the darkness?

Endgame-first ARPG: Conquer infinite dungeons, master deep loot, and dominate leaderboards. Built for grinders.

December 2025 Closed Alpha Test The test will be held for PC(Steam) players across North America, Europe, and Asia.  Russian, English, Chinese, Korean will be supported. Only FPP will be supported for the test.  Players can apply for the test via the Steam store page. Players who are invited will be notified separately. Want guaranteed access? Watch the test on Twitch and Chzzk to earn you…

91%Game Brain Score

story, gameplay

replayability, optimization

91% User Score Based on 108 reviews

Phantom Squad drops you into the chaos of top-down tactical combat, blending methodical planning with fast-paced gunfights. Play as a team of 1-4 players, navigating brutal missions where every choice counts. Plan Your StrikeUse voice chat and in-game tools to coordinate your approach. Move fast and adapt as things change; the enemy won’t hesitate. Intense GunfightsWhen the shooting starts,…

77%Game Brain Score

gameplay, graphics

grinding, optimization

77% User Score Based on 1,398 reviews

FatalZone is an auto shooter with roguelike and RPG elements set in a savage world of zombies. Exterminate zombie hordes, collect resources, upgrade your camp, and level up mercenaries. Humanity must survive at any cost!

96%Game Brain Score

story, gameplay

stability, grinding

96% User Score Based on 7,919 reviews

Command military Special Ops Teams in gripping tactical combat against a Middle East-based terrorist network. Sequel to RockPaperShotgun's "Best Tactics Game of 2014".