Farmstead Gleaner + Marvin, Murderous Mimic + Mona Lisa, Science Geek

G identity

Commander legal

The 3 combo pieces

• Farmstead Gleaner
• Marvin, Murderous Mimic
• Mona Lisa, Science Geek

How to execute it

1. Activate Marvin using Mona Lisa's ability by tapping it, adding an amount of colored mana equal to Marvin's power.
2. Activate Marvin using Farmstead Gleaner's ability by paying {2} and untapping it, putting a +1/+1 counter on Marvin.
3. Repeat.

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite colored mana