Extravagant Replication, Donnie & April, Adorkable Duo, and Time Walk

Prerequisites

• Extravagant Replication on the battlefield
• Donnie & April, Adorkable Duo on the battlefield
• Time Walk in hand
• each turn available

Steps

1. Cast Time Walk by paying its mana cost, causing you to take an extra turn after this one
2. Move to your next turn
3. At the beginning of your upkeep, Extravagant Replication triggers, creating a token copy of Donnie & April
4. Put the Donnie & April token into your graveyard due to the legend rule
5. When the Donnie & April token enters the battlefield, it triggers, returning Time Walk from your graveyard to your hand
6. Repeat

Results

• Infinite turns