Prerequisites
- All permanents on the battlefield
Steps
- If Walking Ballista has any +1/+1 counters, activate Walking Ballista's second ability until it has no +1/+1 counters, dealing damage to target opponent
- Sacrifice Walking Ballista to the sacrifice outlet
- Mikaeus, the Unhallowed grants Undying to Walking Ballista; Undying triggers, returning Walking Ballista to the battlefield with a +1/+1 counter on it
- Activate Walking Ballista to ping target opponent for 1
- Repeat the sacrifice-ping loop to deal Infinite damage to each opponent
Results
Required Cards 3
Mikaeus, the Unhallowed
Legendary Creature — Zombie Cleric
Walking Ballista
Artifact Creature — Construct