Staff of Domination, and Undermountain Adventurer

Prerequisites

• Staff of Domination on the battlefield
• Undermountain Adventurer on the battlefield
• Undermountain Adventurer does not have summoning sickness
• You've completed a dungeon

Steps

1. Activate Undermountain Adventurer by tapping it, adding six
2. Activate Staff of Domination's third ability by paying and tapping it, untapping Undermountain Adventurer
3. Activate Staff of Domination's first ability by paying , untapping it
4. Repeat

Results

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