|DC/Marvel: Age of Infinite Heroes|
Jason Wyngarde was an older mutant with powerful illusion casting powers that have area effects. He however posed as a more handsome and younger man, and struggled to become a member of the Hellfire Club.
As Mastermind he was a brief member of the Brotherhood of Mutants when it was just starting out.
Log(s) happened before the revamp and may not apply in full:
- 2010-08-12 - Alert! Captain America Attacks! - For some strange reason Captain America attacks the Avenger's Mansion, but soon it is revealed that not all is as it seems.
- 2014-01-14 - SDR: A Finale... or is it? Magneto attacks! - During a routine prisoner transfer, Magneto shows up, intending to deliver justice of his own.