Drew Grey was a former member of the United States Army who underwent the Extremis treatment provided by Aldrich Killian.
Biography[]
Discharged from the United States Army, Drew Grey was contacted by Advanced Idea Mechanics to test a gene-controlling process known as Extremis. Grey agreed to undergo the experiment.[1] Despite Grey dealing with extreme violence and anger management issues, A.I.M. opted to mover forward with him.[2]