Helium Harvey is a curious boy exploring his backyard. He spots a balloon and has the brilliant idea to change his voice with a simple breath of helium. As he breaths in, things take a wild turn. The helium fills him up turning Harvey into a balloon. He floats up higher and higher, taking flight on an airborne adventure around the world.
Based on Frank Miller's latest graphic novel Xerxes and told in the breathtaking visual style of the blockbuster "300," this new chapter of the epic saga takes the action to a fresh battlefield--on the sea--as Greek general Themistokles attempts to unite all of Greece by leading the charge that will change the course of the war.
When the magic powers of The Tablet of Ahkmenrah begin to die out, Larry Daley (Ben Stiller) spans the globe, uniting favorite and new characters while embarking on an epic quest to save the magic before it is gone forever.
The ultimate X-Men ensemble fights a war for the survival of the species across two time periods as they join forces with their younger selves in an epic battle that must change the past – to save our future.