Agony Gate

{t},Sacrifice a creature: Create a 1/1 black Demon creature token with flying and a 1/1 red Devil creature token with haste.
{t},Sacrifice 10 creatures, sacrifice Agony Gate:
you may search your library for any number of
Demon or Devil cards, reveal them, then put
them into your hand. Then shuffle your library.
"She is endless, infinite. So shall be her armies."