The Master, Multiplied, Kiki-Jiki, Mirror Breaker, Izzet Chemister, and Time Walk

Prerequisites

• The Master, Multiplied on the battlefield
• Kiki-Jiki, Mirror Breaker on the battlefield
• Izzet Chemister on the battlefield
• Time Walk in hand
• available the first turn, with each extra turn available

Steps

1. Cast Time Walk by paying , causing you to take an extra turn after this one
2. Activate Kiki-Jiki by tapping it, creating a token copy of Izzet Chemister
3. Activate the Izzet Chemister token's first ability by paying and tapping it, exiling Time Walk from your graveyard
4. At the beginning of your end step, Kiki-Jiki triggers, but you cannot sacrifice the Izzet Chemister token due to The Master
5. On your next turn, activate the Izzet Chemister token's last ability by paying , tapping it, and sacrificing it, casting the exiled spell without paying its mana cost
6. Resolve that spell, causing you to take an extra turn after this one
7. Repeat from step 2

Results

• Infinite turns