Multiplayer, Co-op and Crossplay

Party size, crossplay, matchmaking, joining friends, local co-op, and solo play.

Learn how The Mound Omen of Cthulhu crossplay works, which platforms connect, and how to join friends when invites fail.

Find out whether The Mound: Omen of Cthulhu demo supports co-op, plus practical tips for a smoother multiplayer run.

Learn how many players The Mound: Omen of Cthulhu supports, how co-op works, and how to build a better expedition team.

Learn practical steps to join friends in The Mound: Omen of Cthulhu, troubleshoot invites, and prepare for co-op sessions.

Learn what is confirmed, what remains unclear, and how to prepare for co-op in The Mound: Omen of Cthulhu.

Learn what to verify about The Mound Omen of Cthulhu multiplayer, including co-op details, safety checks, and smart pre-purchase questions.

Find out what community reports and developer comments reveal about solo and offline play in The Mound: Omen of Cthulhu.