Black Goo Mote Pods

{x}{4}{b}, {t}: Put a black goo counter on X target creatures. When a creature has 3 or more black
goo counters on it, destroy it. It can't be regenerated. Then put a white 2/2 Neomorph Alien creature token with Deathtouch and Lifelink onto the battlefield under your control.
When you control seven or more Neomorph Alien creatures, destroy Black Goo Mote Pods.