Farmstead Gleaner + Incubation Druid + Marvin, Murderous Mimic

G identity

Commander legal

The 3 combo pieces

• Farmstead Gleaner
• Incubation Druid
• Marvin, Murderous Mimic

How to execute it

1. Activate Marvin using Incubation Druid's ability by tapping it, adding three mana of any color.
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 mana lands you control can produce