Originating in 2002, Kingdom Hearts follows the story of Sora as he travels to various worlds inspired by Disney movies to battle an enemy known as the Heartless.

Sora's iconic quotes showcase his forgiveness, determination, and values of friendship and teamwork. Sora's journey across the Kingdom Hearts series ... to side with the Heartless.

Little is still known about Kingdom Hearts 4, but Roxas returning in the upcoming game could make a lot of sense.