Bumi, Unleashed, and Ashaya, Soul of the Wild

Prerequisites

• Bumi, Unleashed on the battlefield
• Ashaya, Soul of the Wild on the battlefield

Steps

1. Deal combat damage to an opponent
2. Bumi triggers, untapping all lands and nontoken creatures you control, as they are Forest lands due to Ashaya, and causing you to get an additional combat phase after this one
3. Repeat each combat phase

Results

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