Ashiok, Wicked Manipulator + Unspeakable Symbol

Ashiok, Wicked Manipulator
Unspeakable Symbol

Requires
All permanents on the battlefield. There is at least one creature on the battlefield.
Steps
  1. Activate Unspeakable Symbol by exiling the top three cards of your library due to Ashiok, putting a +1/+1 counter on target creature
  2. Repeat
Results
Exile your library.