Pemmin's Aura, Tidewater Minion, and Coral Atoll

Prerequisites

• Pemmin's Aura on the battlefield
• Tidewater Minion on the battlefield
• Coral Atoll on the battlefield

Steps

1. Activate Coral Atoll by tapping it, adding
2. Activate Tidewater Minion's last ability by tapping it, untapping Coral Atoll
3. Activate Pemmin's Aura's first ability by paying , untapping Tidewater Minion
4. Repeat any number of times

Results

• Infinite colorless mana
• Infinite mana permanents you control can produce
• Infinite untap of permanents you control