Nuka-Cola Vending Machine, Clock of Omens, Krark-Clan Ironworks, and Doubling Season

Prerequisites

• Nuka-Cola Vending Machine on the battlefield
• Clock of Omens on the battlefield
• Krark-Clan Ironworks on the battlefield
• Doubling Season on the battlefield
• available

Steps

1. Activate Nuka-Cola Vending Machine by paying and tapping it, creating two Food artifact tokens
2. Activate Clock of Omens by tapping the Foods, untapping Nuka-Cola Vending Machine
3. Activate Krark-Clan Ironworks by sacrificing a Food, adding
4. Nuka-Cola Vending Machine triggers, creating two tapped Treasure tokens
5. Repeat
6. Once you have infinite mana, you may forego sacrificing the Foods

Results

• Infinite colorless mana
• Infinite tapped Food tokens
• Infinite tapped Treasure tokens
• Infinite mana artifacts you control can produce
• Infinite untap of artifacts you control