Pryagh, Merciless Dictator

First Strike, Lifelink,
{2}{w}{b} Sacrifice a creature, Pryagh, Merciless Dictator gets +1/0 equal to that creatures power.
{2}{w}{b} Sacrifice a creature, return target creature
from your graveyard to your hand. You gain life
equal to the converted mana cost of the scarified creature.