PlayStation All-Stars Battle Royale

PlayStation All-Stars Battle Royale is an upcoming crossover fighting game for the PlayStation 3 and PlayStation Vita.

Eric Ladin's tweet
Eric Ladin, the voice and motion capture actor for Cole McGrath from the inFamous series, tweeted that he was pleased to be part of the game's cast alongside David Hayter. The tweet was later removed.

Major leak
During July 2012, beta codes were given out for the game. Inside the game code, files for unannounced characters, stages, and more were found. Concerning the Metal Gear series, Raiden was found as a character, a rail gun was found as an item and Sam was found as a minion. No stages were found.

Official website leak
In early August 2012, a picture of Raiden fighting Cole appeared on the official PlayStation All-Stars Battle Royale website. This was taken down in a matter of seconds.

Official announcement
On August 29, 2012, a trailer was released officially confirming that Raiden would be a playable character in the game. His appearance is based on how he looks in Metal Gear Rising: Revengeance. During his level 3 super attack, cardboard boxes also appear and trap other characters for Raiden to find and eliminate.