Marvin, Murderous Mimic, Toph, Hardheaded Teacher, Toph, the First Metalbender, Staff of Domination, and Coral Atoll

Prerequisites

• Marvin, Murderous Mimic in hand
• Toph, Hardheaded Teacher on the battlefield
• Toph, the First Metalbender on the battlefield
• Staff of Domination in hand
• Coral Atoll on the battlefield
• available

Steps

1. Cast Staff of Domination by paying
2. Toph, Hardheaded Teacher triggers, earthbending Coral Atoll
3. Cast Marvin by paying
4. Toph, Hardheaded Teacher triggers, earthbending Staff of Domination
5. At the beginning of your end step, Toph, the First Metalbender triggers, earthbending Marvin, thus giving it haste
6. Activate Marvin using Coral Atoll's ability by tapping it, adding Activate Marvin using Staff of Domination's first ability by paying , untapping Marvin
7. Repeat from step 6

Results

• Infinite blue mana
• Infinite card draw
• Infinite colorless mana
• Infinite draw triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control