Myr Welder + Pemmin's Aura + Prismatic Geoscope

U identity

Commander legal

The 3 combo pieces

• Myr Welder
• Pemmin's Aura
• Prismatic Geoscope

How to execute it

1. Activate Myr Welder using Prismatic Geoscope's ability by tapping it, adding at least {1}{U}.
2. Activate Pemmin's Aura by paying {U}, untapping Myr Welder.
3. Repeat.

What the combo produces

• Infinite colored mana