Staff of Domination, and Doc Samson, Super Psychiatrist

Prerequisites

• Staff of Domination on the battlefield
• Doc Samson, Super Psychiatrist on the battlefield

Steps

1. Activate Doc Samson by tapping it, adding at least five mana of any color
2. Activate Staff of Domination's third ability by paying and tapping it, untapping Doc Samson
3. Activate Staff of Domination's first ability by paying , untapping it
4. Repeat

Results

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