Hellkite Charger, and Nature's Will

Prerequisites

• Hellkite Charger on the battlefield
• Nature's Will on the battlefield
• Lands you control can tap to produce at least
• An opponent cannot block Hellkite Charger

Steps

1. Declare Hellkite Charger as an attacker, triggering its ability
2. Holding priority, activate all mana-producing lands you control by tapping them, adding at least
3. 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
4. Deal combat damage to an opponent using Hellkite Charger
5. Nature's Will triggers, tapping all lands the defending opponent controls and untapping all lands you control
6. Repeat each combat phase

Results

• Infinite combat damage
• Infinite combat phases
• Infinite untap of lands you control
• Infinite mana lands you control can produce