Thassa, Deep-Dwelling, Mnemonic Wall, and Temporal Manipulation

Prerequisites

• Thassa, Deep-Dwelling on the battlefield
• Mnemonic Wall on the battlefield
• Temporal Manipulation in hand
• each turn available

Steps

1. Cast Temporal Manipulation by paying , getting an extra turn after this one
2. At the beginning of your end step, Thassa triggers, blinking Mnemonic Wall
3. Mnemonic Wall enters the battlefield, returning Temporal Manipulation from your graveyard to your hand
4. Repeat

Results

• Infinite turns