: Allows one player to host a local co-op session and invite a friend who doesn’t even own the game to play via a shared screen stream. Third-Party Tools (Epic Games)
: Even in the official 2-player online mode, players frequently report desync issues and bugs. Adding a third player would exponentially increase the data load on the host, likely leading to game-breaking instability without a massive overhaul of the netcode. Modding the Impossible stranded deep 3 player mod
The Megalodon and the Eel are scaled for two players. With three, they are too easy unless you increase difficulty. Download the "Harder Bosses" add-on to balance the challenge. : Allows one player to host a local
Because the game was not built with high-player-count networking in mind, creating a mod to force a third player into the session would likely require a complete rewrite of the game's netcode. Current Multiplayer Options Modding the Impossible The Megalodon and the Eel