The return of Emrakul

This spell can't be countered.
Flying, protection from
colored spells, annihilator 8
When The return of Emrakul enters the battle
field create a Emrakul, the Aeons Torn, and a
Emrakul, the Promised End.
the return of Emrakul is put into a graveyard its
owner shuffles their graveyard into their library.