Deamon of Slaughter

Flying, trample
Deamon of slaughter deals 3 damage to you at the beginning of your upkeep.
Sacrifice a creature you control: Deamon of slaughter gains +3/+3 until the end of the turn.
Whenever Deamon of slaughter kills a creature, or a creature is sacrificed to him, target creature gets -2/-2 until the end of the turn.