It of the Horrid Swarm

It of the Horrid Swarm

Creature - Eldrazi Insect | Power/Toughness: 4 / 4 (CMC 8)
Emerge (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)
When you cast this spell, create two 1/1 green Insect creature tokens.