Wormfang Manta, Torpor Orb, and Thassa, Deep-Dwelling

Prerequisites

• Wormfang Manta on the battlefield
• Torpor Orb on the battlefield
• Thassa, Deep-Dwelling on the battlefield

Steps

1. At the beginning of your end step Thassa triggers, exiling Wormfang Manta and returns it to the battlefield
2. Wormfang Manta leaves the battlefield, giving you an extra turn
3. On ETB Torpor Orb prevents Wormfang Manta's trigger, so you do not skip your next turn
4. Take your extra turn

Results

• Infinite turns