Stormagaeddon

Hexproof
Damage dealt by Stormagaeddon,
Destroyer Of Worlds is dealt through
-1/-1 counters. When damage is dealt this way,
put that many +1/+1 counters onto
Stormagaeddon, Destroyer Of Worlds.
{t}{x}, Remove X counters from Stormagaeddon.
Deal X damage to target creature.