Hive Nursery

Hive Nursery enters the battlefield tapped with X egg counters on it
{t}: Add {b}{b} to your mana pool
{t}{2}{b}: Spawn a 1/1 black Facehugger creature token with Impregnate and Acid Blood 1, then remove 1 egg counter
{t}{b}: Add 1 egg counter to this card