Fathom Reach

    Players build trap-filled bases for others to raid while they are away, and take their own decks into other players' bases.

    Feldsparc

    Playing together

    Online co-op
    1 source
    Online versus
    1 source
    Online multiplayer
    1 source
    Free to play
    1 source
    Demo
    1 source
    Not known yet
    Players in online co-op, Players online, Best with, How co-op works, Crossplay, Local co-op, Multiplayer through mods, One copy is enough, Plays in browser, Playtest, Early access

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    How you talk

    Not known yet
    Plays without voice or typing, Wordless tools, Public matchmaking, Friendly with strangers

    About the game

    An underwater roguelike deckbuilder where every dive is a gamble. Chain explosive card combos, push deeper for richer loot, and surface before your hull breaks. Bring the haul home to upgrade your deck and build a base other players can raid while you're away.
    From Steam

    Screenshots

    Why we rate it this way

    • A playable demo or playtest is available.
    • The description explains concrete game mechanics.
    Steam, checked 1 Nov 2026"demos":[{"appid":4938950Steam, checked 1 Nov 2026Chain cards into explosive combos. Turn Armor into a crushing strike, fill a chamber with drones, or let corrosion finish the job.

    Sources

    First listed 1 Nov 2026. Updated 2 Nov 2026.