Mighty Stormbringer

Flying, Vigilance, Double strike
When Mighty Stormbringer attacks, it puts two
-1/-1 counters on up to three creatures. When
creatures with -1/-1 counters on them die, they
deal damage equal to target opponent equal to
there power. When this ability is used, Mighty
Stormbringer gets a +1/+1 counter. When Mighty
Stormbringer dies, it deals damage equal to it's
power to any target.