Buckle up for the team-up of a lifetime with The Masters of the Universe/Teenage Mutant Ninja Turtles: Turtles of Grayskull When the Teenage Mutant Ninja Turtles came across Krang and Shredder making a deal with some otherworldly 'demon-mage' named Skeletor, things got hella-weird and they ended up in ETERNIA It turns out, when you mix Utrom mutagen with demon magic you get a nasty purple poison--and it's brought Eternia to...