Marvin, Murderous Mimic, Farmstead Gleaner, and Kami of Whispered Hopes

Prerequisites

• Marvin, Murderous Mimic on the battlefield
• Farmstead Gleaner on the battlefield
• Kami of Whispered Hopes on the battlefield

Steps

1. Activate Marvin using Kami of Whispered Hopes's ability by tapping it, adding an amount of colored mana equal to its power
2. Activate Marvin using Farmstead Gleaner's ability by paying and untapping it, putting two +1/+1 counters on Marvin due to Kami of Whispered Hopes
3. Repeat

Results

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