Smaug the Impenetrable, Dawnsire, Sunstar Dreadnought, and Hellkite Charger

Prerequisites

• Smaug the Impenetrable on the battlefield
• Dawnsire, Sunstar Dreadnought on the battlefield
• Hellkite Charger on the battlefield

Steps

1. Declare Hellkite Charger as an attacker, triggering it and Dawnsire
2. Resolve the Dawnsire trigger, dealing 100 damage to Smaug
3. Smaug triggers, creating 100 Treasure tokens
4. Holding priority, activate seven Treasures by tapping and sacrificing them, adding
5. Resolve the Hellkite Charger trigger, causing you to pay to untap all attacking creatures you control and to get an additional combat phase after this one
6. Repeat each combat phase

Results

• Infinite Treasure tokens
• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite artifact tokens
• Infinite colored mana
• Infinite combat damage
• Infinite combat phases