Elder Deep-Fiend

古渊魔蛸 (Elder Deep-Fiend) (zhs)

Creature - Eldrazi Octopus | Power/Toughness: 5 / 6 (CMC 8)
Flash
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, tap up to four target permanents.