Forming a plot to take over the world, Mister Sinister uses his scientific knowledge to transform the X-Men into powerful mutant monsters! Along with Mystique to help him control the beasts, Sinister plans on using the mutated monsters as his army against the remaining heroes. Capturing the X-Men's Wolverine, Rogue and Cyclops, Sinsister prepares for his greatest battle against mutantkind!
Comes with snap-on Fangor armor.
