Ashiok, Wicked Manipulator + Blood Celebrant

Ashiok, Wicked Manipulator
Blood Celebrant

Requires
Ashiok, Wicked Manipulator must be on the battlefield. Blood Celebrant must be on the battlefield. Mana needed: b
Steps
  1. Activate Blood Celebrant by paying b and by exiling the top card of your library due to Ashiok, adding b.
  2. Repeat.
Results
Exile your library.