Staff of Domination, Nyxbloom Ancient, Fatestitcher, and Dimir Aqueduct

Prerequisites

• Staff of Domination on the battlefield
• Nyxbloom Ancient on the battlefield
• Fatestitcher on the battlefield
• Dimir Aqueduct on the battlefield

Steps

1. Activate Dimir Aqueduct by tapping it, adding due to Nyxbloom Ancient Activate Fatestitcher by tapping it, untapping Dimir Aqueduct Activate Staff of Domination's third ability by paying and tapping it, untapping Fatestitcher
2. Activate Staff of Domination's first ability by paying , untapping it
3. Repeat

Results

• Infinite black mana
• Infinite blue mana
• Infinite card draw
• Infinite draw triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite mana permanents you control can produce
• Infinite untap of permanents you control