Golden Sun: Dark Dawn
One of the most special feature in Dark Dawn is the Djinn system, where the player collects and cortrols elemental product called Djinn (singular: Djinni), and Dark Dawn use some Djinn that appeared in previous games. They can be found in different place of the game. Each element have 18 Djinn, so 4 elements Djinn have 72 totally, and any character can have each one.  Different Djinn can changed different character's classes differently, that besides hit points, Psynergy points, general stats, and Psynergy that character could use.