Staff of Domination, and Metalworker

Prerequisites

• Staff of Domination on the battlefield
• Metalworker on the battlefield
• Metalworker does not have summoning sickness
• You have at least three artifact cards in hand

Steps

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

Results

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