Requires

All Will Be One must be on the battlefield. Zur, Eternal Schemer must be on the battlefield. Archangel of Thune must be on the battlefield. You have a way to place a counter on a permanent or player. Mana needed:

Steps

1. Activate Zur by paying , causing All Will Be One to become an enchantment creature.
2. Place a counter on a permanent or player.
3. All Will Be One triggers, dealing 1 damage to an opponent and causing you to gain 1 life.
4. Archangel of Thune triggers, putting a +1/+1 counter on each creature you control.
5. All Will Be One triggers for each counter placed this way.
6. Resolve the first trigger, dealing 1 damage to an opponent and causing you to gain 1 life.
7. Repeat from step 4.

Results