Cosmology (Kingdom Hearts)

Kingdom Hearts is all about traveling to different worlds.

Travel by Gummi Ship: A simple way to travel to different worlds, its a ship that can be easily dismantled and rebuilt and modified when needed. Everyone has the ability to fly a gummi ship.

Dark portals: Dark portals are usually used by Organization XII or people who use the darkness to their advantage. they can be used to travel to a world where the creator wants to go.

Time Travel: WARNING (DM) If you want to include time travel in your games, feel free. Time travel is usually reserved for your antagonists or special situations.