Prerequisites
- The Legend of Kuruk // Avatar Kuruk on the battlefield
- Progenitor Mimic on the battlefield
- Mirror Gallery on the battlefield
minus 
for each creature and artifact you control each turn available available
Steps
- Activate either Progenitor Mimic or Avatar Kuruk by paying minus for each creature and/or artifact you can tap while activating it, causing you to take an extra turn after this one
- Move to your next turn
- At the beginning of your upkeep, Progenitor Mimic triggers, creating a token copy of Avatar Kuruk
- Repeat using the Avatar Kuruk token
Results
Required Cards 3
The Legend of Kuruk // Avatar Kuruk
Enchantment — Saga // Legendary Creature — Avatar
Progenitor Mimic
Creature — Shapeshifter
