Vigor, Crystalline Crawler, and Pyrohemia

Prerequisites

• Vigor on the battlefield
• Crystalline Crawler on the battlefield
• Pyrohemia on the battlefield
• You have a way to give Vigor indestructible
• You have the highest life total
• available

Steps

1. Give Vigor indestructible by any method
2. Activate Pyrohemia by paying , dealing 1 damage to each creature you don't control, Vigor and each player, and putting a +1/+1 counter on each other creature you control due to Vigor
3. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding
4. Repeat from step 2

Results

• Near-infinite +1/+1 counters on all other creatures you control
• Near-infinite damage