Rite of Passage, Lae'zel, Vlaakith's Champion, and Triskelion

Prerequisites

• Rite of Passage on the battlefield
• Lae'zel, Vlaakith's Champion on the battlefield
• Triskelion on the battlefield

Steps

1. Activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to itself
2. Rite of Passage triggers, putting two +1/+1 counters on Triskelion
3. Repeat an arbitrarily large number of times
4. Move to the next turn, removing all damage marked on Triskelion
5. Activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to any target
6. Repeat step 5 as desired

Results

• Infinite damage
• Infinite +1/+1 counters