Freed from the Real, Tidewater Minion, and Dimir Aqueduct

Prerequisites

• Freed from the Real on the battlefield
• Tidewater Minion on the battlefield
• Dimir Aqueduct on the battlefield

Steps

1. Activate Dimir Aqueduct by tapping it, adding
2. Activate Tidewater Minion's last ability by tapping it, untapping Dimir Aqueduct
3. Activate Freed from the Real's last ability by paying , untapping Tidewater Minion
4. Repeat any number of times

Results

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