Fight what should never wake. Deliria is an infinite multiplayer sandbox with no cubes and no grid: carve the world smooth, build a town people actually move into, and hold it against blood moons, invasions and nine Lovecraftian gods.
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No game lists Deliria as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
Outlanders is a sci-fi open-world survival game set on Veridion Prime. Build your base, fight hostile factions, explore alien biomes, craft advanced gear, and survive deadly environmental threats in a living world shaped by your choices.
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Luminary is a solo or co-op OpenZone Action RPG that creates a balanced experience for everyone. Using a unique world and character progression system, explore vast hand-crafted lands together, uncover hidden treasures, level up your town, and push back the darkness with light.
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Embark on an extraordinary journey through a mystical realm where warlocks and magic reign supreme. Introducing "Warlocks Deeds," a superbly crafted medieval survival sandbox voxel game that will transport you to a world of enchantment and adventure!
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Dustward - Survive the post-apocalyptic ruins! Explore the devastated world, fight mutants, build fortifications, and develop your character in the dynamic survival-action Dustward. Play solo or team up with friends (up to 4 players) in co-op mode to face the dangers of the dead world.
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Lost Hope is a survival game where you shape the world, battle zombies, and explore diverse territories, uncovering secrets while facing extreme challenges.
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REMNANT II® pits survivors of humanity against new deadly creatures and god-like bosses across terrifying worlds. Play solo or co-op with two other friends to explore the depths of the unknown to stop an evil from destroying reality itself.
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Master chaotic physics-based combat inspired by Zelda and Devil May Cry. Explore islands and dungeons, smash monsters, loot and craft powerful gear, and grow your home in the sky. Play solo or online co-op with up to 4 players.
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Lost Islands is a Cold Weapon PvPvE online multiplayer action game. You will play an adventurer to an unknown island, killing and co-operating with monsters and other adventurers on the island, embarking on an exciting adventure and eventually escaping with the treasure.
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Eydigard is a third-person co-op action RPG where players shapeshift into animals to fight, explore, and reclaim cursed farms in plague-ridden 1500s Norway. Inspired by Norwegian and Sámi folktales, it blends historical fantasy with challenging boss fights and a grounded, story-rich world.
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From Moon Studios, the award-winning creators of Ori and the Blind Forest and Ori and the Will of the Wisps, comes No Rest for the Wicked, a unique, visceral Action RPG set in a hand-crafted world with Souls-like combat. Featuring co-op for up to four players.
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