Azrael II

Vigilance, first strike.
{w}{w}: When Azrael II deals damage to
a creature, put 1 Stun counter on it.
{r}{r}: When Azrael II deals damage to
a creature, double that damage.
{w}{r}{2}: If Azrael II is in the graveyard,
return it to the battlefield tapped.
If he leaves the battlefield again, exile him.