Man in the Sky

You are Jericho, a Diver, a species from another dimension that possesses an infinite lifespan, incredible strength, speed, the ability to fly faster than light, x-ray vision, telescopic vision, and the ability to project deadly lasers from your eyes. Arriving after WWII, you defeated your benevolent sister and destroyed your homeworld. Now, as the most powerful being in the universe, how will you reshape history? How will you contend with the rise of superheroes and supervillains, aliens seeking to immigrate or invade, and other Divers coming to get revenge?