Myr Welder, Staff of Domination, and Empowered Autogenerator

Prerequisites

• Myr Welder on the battlefield
• Staff of Domination on the battlefield or in exile
• Empowered Autogenerator in exile
• at most available

Steps

1. Activate Myr Welder using Empowered Autogenerator's ability by tapping it, putting a charge counter on it and adding one mana of any color for each charge counter on it
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 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