Phyrexian Skullcrusher

When Phyrexian Skullcrusher enters the battelfield, exile or gain controll of X target creatures. Creatures you gained controll of using Phyrexian Skullcrusher have"{t}{p/c} sacrifice this creature: destroy 2 target creatures". As long as you controll Phyrexian Skullcrusher, creatures with phyrexian mana on their card you controll get +3/+3 and have infect.