One would think that in a world where everyday people possess impossible abilities nothing would really be a surprise. Izuku Midoriya, who upon the age of four was diagnosed as quirkless, was denied of his dream of become a hero that can save everyone with a smile. But fate gives him a chance; allowing him access not to one but a universe of powers and abilities.

Frankie Stein leads an ordinary and quiet life like any typical teenage monster. But everything changes when she and her friends have an encounter with a being from another world. Her life will soon take a 180-degree turn, dangers that she never believed asked to exist will be present and everything seems to be related to her mysterious and very mischievous space friend.

That summer when Ben first found and used the Omnitrix was a simple one. Find bad guy, go hero, beat bad guy, get away, repeat. Ben was on top of the world; in a world full of quirks, he had the coolest one of all. However, every action has a reaction, and Ben's vigilantism has landed him in trouble. Now at UA, Ben must prove himself a hero, or suffer the consequences.

Nine students of U.A.s class 1A are trapped in a world not their own and have to figure out how to get home. Toph hears about some firebenders displaying strange abilities and calls Zuko in to help. Sokka nearly breaks down when he hears about the other Avatar. It only goes downhill from there.