Contested Point

(You may cast a legendary sorcery only if you control
a legendary creature of planeswalker.)

Exile all colored permanents. Then, you may
search your library for an Eldrazi card with
coverted mana cost 7 or less and put it into play.
"The city began to fall, the people were perishing, life
as we knew it will soon be over." -Dralnue, Emperor Captain.