Chaos Cultist

A deck can have any number of cards
called Chaos Cultist.
{b}, Sacrifice six creatures named Chaos Cultist:
Search your library for a demon creature card
and put it onto the battlefield.
Then shuffle your library.
"Sing, sweet choir of ailments, let voices and buboes
rise. Riddle them with juicy poxes, and ooze out their rotting eyes"