The Grox, a mysterious group that has hidden near the Galactic Core, are trying to take over the entire galaxy, armed with a weapon of mass destruction. It will take all of the heroes in the galaxy, and maybe more, to stop the Grox.
Jack, Tony, Kate and Xeno the rogue enderman, meet when the Overworld is being invaded by The End. Together they must stop the Overworld from being completely taken over.