Saitama, Hero for fun

Deathtouch, Trample

Consecutive Normal Punches -Whenever Saitama attacks, if a creature or player is dealt combat damage by Saitama, untap this creature. After this phase there is an additional combat phase. This ability only triggers twice each turn.

Serious Punch - {w}{w}{u}{u}{b}{b}{r}{r}{g}{g}: Until end of turn, Saitama has Indestructible and "Whenever Saitama deals combat damage to a player, that player loses the game."