Saitama, One Punch Man

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, you may pay {r/w}{r/w}. If you do, target creature gains double strike until end of turn.
Relentless-At the beginning of your upkeep, you may put this card from the command zone onto the battlefield, if it has already been cast at least once this game.