Archangel of Thune + Walking Ballista

Prerequisites

• Walking Ballista has at least two +1/+1 counters on it.
• You have a way to give Walking Ballista lifelink.

Steps

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

Effects

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