Doomguy

First Strike
Black Hunter (Whenever a black creature enter the battlefield under the opponent control, you may untap Doomguy.)
{r}{t}: Doomguy deals 1 damage to target creature, if it die it cannot be regenerated.
{r}{r}{r}{t}: Doomguy deals 1 damage to each creature target player controls, if they dies they cannot be regenerated.
I'm the man! I'm superbad! Imps? Zombies? You think you can get me?!?