Crypt Wanna Be

When card enters the battlefield, each opponent sacrifices a creature. You create a 2/2 Black Zombie Archer token with reach for each colorless devotion.
{b}{b}: Sacrifice a creature and put a X +1/+1 counters divided among any number of creature where X is the toughness of creatures sacrificed this way.
{4}{b}{b}: Create a 4/10 Giant Zombie Tortoise that is a black land in addition to its other types.