Mnemonic Wall, Followed Footsteps, and Time Stretch

Prerequisites

• Mnemonic Wall on the battlefield
• Followed Footsteps on the battlefield
• Time Stretch in hand
• Followed Footsteps attached to Mnemonic Wall
• each turn available

Steps

1. Cast Time Stretch by paying , taking two extra turns after this one
2. At the beginning of your upkeep on your next extra turn, Followed Footsteps triggers, creating a token copy of Mnemonic Wall
3. Mnemonic Wall enters the battlefield, returning Time Stretch from your graveyard to your hand
4. Repeat each turn

Results

• Infinite turns