Killdoom

Deathtouch, Hexproof, Flying, Indestructible, Changeling, Lifelink
Killdoom's power and toughness is equal to the
number of Horrors you control
{b}: Create a 3/6 Horror token with "Sacrifice
3 Blood tokens: All players take 3 damage"
He might look human, but he will always
be a HORROR.