Grove of the Burnwillows, Pili-Pala, Marvin, Murderous Mimic, Tainted Remedy, and Roaring Earth

Prerequisites

• Grove of the Burnwillows on the battlefield
• Pili-Pala on the battlefield
• Marvin, Murderous Mimic on the battlefield
• Tainted Remedy on the battlefield
• Roaring Earth in hand
• undefined available

Steps

1. Activate Roaring Earth by paying and discarding it, causing Grove of the Burnwillows to become a creature until end of turn
2. Activate Marvin using Grove of the Burnwillows' second ability by tapping it, adding or and causing each opponent to lose 1 life due to Tainted Remedy
3. Activate Marvin using Pili-Pala's ability by paying and untapping it, adding
4. Repeat from step 2

Results

• Infinite lifeloss