They've fought back invasions from home and afar--now, they're back on Earth, and ready to take on the wildest, weirdest threats out there! It's Scarlett's G.I. JOE team, the Strike Force, against a brand-new Cobra Commander, a revitalized Cobra, and everyone else trying to conquer Earth... or destroy it! Featuring all-stars of the Hasbro line as M.A.S.K.: Mobile Armored Strike Kommand and the Transformers bots join G.I. Joe in the fight against Cobra! Collects issues #1-3, the G.I. JOE First Strike one-shot, and the M.A.S.K.: Mobile Armored Strike Kommand First Strike one-shot.