Arms of Emrakul

Ingest
Whenever one or more Eldrazi creatures
you control attack add {c}{c} to your manapool.
{c}{1}; put a colorless Eldrazi Scion creature
token onto the battlefield, it has "sacrifice this creature; add {1} to your manapool."
———{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}
"It has no mouth, but its orders are clear"