Guilty Gear X2 is a new sequel in the mega-popular 2D fighting series set in the 22nd century. The discovery of a new sustainable energy dubbed Magic is expected to eradicate polluting and conflict-inducing technologies. Instead, Magic is used to create terrible biological weapons called "gears". Guilty Gears X2 revives the fighting tournament designed to find humans skilled enough to thwart the Gear threat and give the world a fighting chance.