Ragost, Deft Gastronaut, Nuka-Cola Vending Machine, and Krark-Clan Ironworks

Prerequisites

• Ragost, Deft Gastronaut on the battlefield
• Nuka-Cola Vending Machine on the battlefield
• Krark-Clan Ironworks on the battlefield

Steps

1. Activate Krark-Clan Ironworks by sacrificing another artifact, which is a Food due to Ragost
2. Nuka-Cola Vending Machine triggers, creating a tapped Treasure token
3. Repeat

Results

• Infinite colorless mana