Freed from the Real, Vizier of Tumbling Sands, and Dimir Aqueduct

Prerequisites

• Freed from the Real on the battlefield
• Vizier of Tumbling Sands on the battlefield
• Dimir Aqueduct on the battlefield

Steps

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

Results

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