Konosuba

If you control "Kazuma", "Aqua", "Megumin", and "Darkness" at any point during the game, you may win the game (for flavor reasons of course).
{w}{w}{u}{u}{b}{b}{r}{r}{g}{g}, {t}: Search your library for "Kazuma", "Aqua", "Megumin", or "Darkness", and put that card onto the battlefield under your control.
This card can be your commander.