This spell can't be countered.
When you cast this spell, take an extra turn after this one.
Flying (This creature can't be blocked except by creatures with flying or reach.),
protection from spells that are one or more colors
(A permanent or player with protection can't be targeted, enchanted, equipped, fortified, damaged or blocked by sources of the given property.),
annihilator 6
(Whenever this creature attacks, defending player sacrifices six permanents.)
When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.