In the middle of Kingdom Hearts: Birth by Sleep, Lea–well before he becomes fan-favorite character Axel–makes a brief appearance, leaving a big impression on protagonist Ventus with his rather boisterous behavior. At the end of this scene, Lea makes a declaration that outlines his outlook in life. “I want everybody I meet to remember me. Inside people’s memories, I can live forever.” In what might seem like a coincidence at first, the D23 trailer for Kingdom Hearts 4 begins with…