Alterum

    Players join a cult in a social deduction horror game, speaking spells aloud and working out who to trust.

    Hot Winter Games

    Playing together

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

    Hover, focus or tap a fact to see where it came from.

    How you talk

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

    About the game

    Social deduction horror game with voice recognition, full of betrayal and dark rituals. Awaken in a cult of restless souls: spells spoken aloud summon powers - or doom. Alliances or deceit: can you distinguish truth when a word is a curse?
    From IGDB

    Screenshots

    Sources

    First listed 1 Nov 2026. Updated 2 Nov 2026.