Marvel: Ultimate Alliance is a 2006 action role-playing video game, developed by Raven Software for the PlayStation 2, PlayStation 3, Xbox and Xbox 360, and published by Activision. The game was ported to the PlayStation Portable and Wii by Vicarious Visions, and to Microsoft Windows by Beenox. A different Game Boy Advance version was developed by Barking Lizards Technologies. A re-release version based on Xbox 360's latest edition was ported by Zoë Mode for Windows, PlayStation 4, and Xbox One, and was released in July 2016.

Activision Publishing, Inc. is an American video game publisher based in Santa Monica, California. It serves as the publishing business for its parent company, Activision Blizzard, and consists of several subsidiary studios. Activision is one of the largest third-party video game publishers in the world and was the top United States publisher in 2016.