Marvel Cosmic Invasion Doctor Doom DLC Announced for Fall 2026

Dotemu and developer Tribute Games have announced a major new expansion for the beat-em-up game Marvel Cosmic Invasion, titled The Siege of Castle Doom. The Doctor Doom-themed DLC is set to launch in Fall 2026 across multiple platforms, including PC, PlayStation 4, PlayStation 5, Xbox Series X/S, Nintendo Switch, and the upcoming Nintendo Switch 2.

The announcement positions the downloadable content as a larger, more ambitious offering than the game's first DLC, which released in May 2026 and added Cyclops and The Thing. According to the publishers, The Siege of Castle Doom will include two new playable characters and a brand-new game mode. Specific details about the characters and the nature of the new mode have not yet been revealed, though the expansions namesake and promotional art indicate a central focus on the iconic villain Doctor Doom.

This content drop is timed to coincide with building hype for the Marvel Cinematic Universe film Avengers: Doomsday, scheduled for release later in December 2026. The DLC will provide players with a new mission centered on infiltrating Doom's home territory in Latveria to thwart his plans. The announcement does not include a trailer or...