Swarm Maker

When Swarm Maker enters the battlefield, create
X 0/1 Eldrazi Scion creature tokens with
"Sacrifice this creature: Add {c}."
Sacrifice 3 Eldrazi Scions: Add {c}{c}{c}{c}.
{c}{c}{c}{c}{c}{c}{c}{c}, {t}: Create a 5/5 Eldrazi
Spawn creature token.