Archangel of Thune, and Triskelion

Prerequisites

• Archangel of Thune on the battlefield
• Triskelion on the battlefield
• Triskelion has at least one +1/+1 counter on it
• You have a way to give Triskelion lifelink

Steps

1. Give Triskelion lifelink
2. Activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to any target and causing you to gain 1 life
3. Archangel of Thune triggers, putting a +1/+1 counter on each creature you control
4. Repeat from step 2

Results

• Infinite +1/+1 counters on all creatures you control except Triskelion
• Infinite damage
• Infinite lifegain
• Infinite lifegain triggers