Arbor Adherent + Horseshoe Crab + Marvin, Murderous Mimic

GU identity

Commander legal

The 3 combo pieces

• Arbor Adherent
• Horseshoe Crab
• Marvin, Murderous Mimic

How to execute it

1. Activate Marvin using Arbor Adherent's ability by tapping it, adding at least {U}{U}{U}{U}.
2. Activate Marvin using Horseshoe Crab's ability by paying {U}, untapping it.
3. Repeat.

What the combo produces

• Infinite colored mana