Karakas, and Emrakul, the Aeons Torn

Prerequisites

• Karakas on the battlefield
• Emrakul, the Aeons Torn in hand
• each turn available

Steps

1. Cast Emrakul for
2. Emrakul triggers, granting you an extra turn after this one
3. Tap Karakas to return Emrakul to your hand

Results

• Infinite turns