Marvin, Murderous Mimic, Morphling, and Incubation Druid

Prerequisites

• Marvin, Murderous Mimic on the battlefield
• Morphling on the battlefield
• Incubation Druid on the battlefield
• undefined

Steps

1. Activate Marvin using Incubation Druid's ability by tapping it, adding
2. Activate Marvin using Morphling's ability by paying , untapping it
3. Repeat

Results

• Infinite mana lands you control can produce