Doctor Doom Stars in New "Marvel Cosmic Invasion" DLC
Games

Doctor Doom Stars in New "Marvel Cosmic Invasion" DLC

authorBy Shigeru Miyamoto
DateAug 17, 2026
Read Time2 min
The Marvel gaming universe is expanding with a new focus on one of its most iconic villains. Following his prominent roles in comics and upcoming film appearances, Doctor Doom is now poised to dominate the digital realm with a fresh downloadable content offering for the popular retro-style fighting game, "Marvel Cosmic Invasion."

Unleash the Power of Doom: A New Era of Cosmic Conflict!

Doom's Ascendancy Across Marvel Media

Doctor Doom's influence is undeniably growing across the Marvel franchise. After a significant storyline in Marvel Comics last year, the character is set to make his cinematic debut in "Avengers: Doomsday" in December. Furthermore, Doom recently led a team of combatants in the fighting game "Marvel Tokon: Fighting Souls." His latest venture will see him as the central figure in an upcoming expansion for "Marvel Cosmic Invasion."

"The Siege of Castle Doom" Announced

Developer Tribute Games and publisher Dotemu have officially announced "The Siege of Castle Doom," a new paid DLC for their acclaimed retro beat-'em-up, "Marvel Cosmic Invasion." This expansion is slated for release in the fall and will introduce a brand-new game mode centered around the infamous Doctor Doom, alongside two new playable characters. Details regarding the identities of these new characters and whether Doom himself will be a playable option are being kept confidential for now.

Expanding the Cosmic Invasion Universe

This upcoming DLC marks the second expansion for "Marvel Cosmic Invasion." Earlier this summer, the game received a character pack that added fan-favorites Cyclops and The Thing to its side-scrolling action. These additions broadened an already impressive roster that includes well-known Marvel heroes like Spider-Man and Wolverine, as well as more niche characters such as Phyla-Vell and Beta Ray Bill.

Critical Acclaim and Player Enjoyment

"Marvel Cosmic Invasion" has been met with positive reception since its launch, boasting an 84% Critics Recommend score on OpenCritic. Critics have praised the game for its accessible yet engaging gameplay, drawing parallels to its arcade predecessors. Polygon's Michael McWhertor highlighted its simple mechanics, ease of entry, and high replayability, especially when played cooperatively.

Availability and Future Prospects

"Marvel Cosmic Invasion: The Siege of Castle Doom" is scheduled for release in Fall 2026 across multiple platforms, including Nintendo Switch, Switch 2, PlayStation 5, Windows PC, and Xbox Series X. While the release window has been announced, specific launch dates and pricing details for the DLC are yet to be disclosed, building anticipation for this villain-centric addition to the popular game.

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