Vigor, Conductor of Cacophony, and Crystalline Crawler

Prerequisites

• Vigor on the battlefield
• Conductor of Cacophony on the battlefield
• Crystalline Crawler on the battlefield
• available

Steps

1. Activate Conductor of Cacophony by paying and removing a +1/+1 counter from it, dealing 1 damage to each player and to each creature opponents' control and putting a +1/+1 counter on each creature you control
2. Activate Crystalline Crawler's first activated ability by removing a +1/+1 counter from it, adding
3. Repeat until you have one life remaining

Results

• Near-infinite +1/+1 counters on creatures you control except Conductor of Cacophony and Crystalline Crawler
• Near-infinite damage