Pemmin's Aura, Tidewater Minion, and Dimir Aqueduct

Prerequisites

• Pemmin's Aura on the battlefield
• Tidewater Minion on the battlefield
• Dimir Aqueduct on the battlefield
• Tidewater Minion does not have summoning sickness
• Pemmin's Aura attached to Tidewater Minion

Steps

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

Results

• Infinite black mana