Myr Welder, Staff of Domination, and Timeless Lotus

Prerequisites

• Myr Welder on the battlefield
• Staff of Domination on the battlefield or in exile
• Timeless Lotus in exile

Steps

1. Activate Myr Welder using Timeless Lotus's ability by tapping it, adding
2. If Staff of Domination is exiled, activate Myr Welder using Staff of Domination's first ability by paying , untapping it
3. Otherwise, activate Staff of Domination's third ability by paying and tapping it, untapping Myr Welder
4. Then, activate Staff of Domination's first ability by paying , untapping it
5. Repeat

Results

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