73%Strong matchDoomsday Hunters
90%68690% positive reviews, Very Positive across 686 reviews·Arcade · Twin Stick Shooter
—100%Positive · 12
Phobias have awoken in this dark roguelike shooter One by One! Dive into procedural dungeons, unlock forbidden equipment, unleash the might of your soul and strike down bosses to save the world.. or is it late?
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About One by One
Save the world from phobias in this dynamic roguelike shooter! Enter the world of phobias, meet its denizens and acquire artifacts from past, present and future. Fight cunning creatures that have never been seen before and customize your loadout with diverse weapons, activatable equipment and various acessories.
Descend into wild dungeons
Explore dark crystal caverns, primal fiery forests, autonomous robot facilities. Enter dynamic encounters from the very first minutes of gameplay. Rescue adventures and choose from characters with different play styles.
Open treasure chests and acquire powerful artifacts
Obtain weapons, equipment, accessories, companions, find unique item combinations and turn into an invincible hero!
And more..!
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Try hardmode and permadeath difficulty for extra challenge and rewards
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Unlock forbidden equipment, playable characters and rare achievements
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Challenge your friends in speedrun mode
..and even more..!
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Combat with a twist! Soul companion targets weakened enemies
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Weapons reload themselves while being unequipped. Is this legal?
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Bestiary, where monsters you've encountered become domesticated
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All-devouring forest fires
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Swoaf, the mysterious god, that looks like a swan and is actually made of loaf of bread, and also dispenses healthy slices of bread
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Frogs
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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