Khalni Gem + Staff of Domination + Trazyn the Infinite

B identity

Commander legal

The 3 combo pieces

• Khalni Gem
• Staff of Domination
• Trazyn the Infinite

How to execute it

1. Activate Trazyn using Khalni Gem's ability by tapping it, adding two mana of any color.
2. Activate Trazyn using Staff of Domination's first ability by paying {1}, untapping it.
3. Repeat.

What the combo produces

• 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