Yarus, Roar of the Old Gods, Ashcloud Phoenix, and Blasting Station

Prerequisites

• Yarus, Roar of the Old Gods on the battlefield
• Ashcloud Phoenix on the battlefield
• Blasting Station on the battlefield
• Your life total is at least 2 greater than the largest life total among your opponents

Steps

1. Activate Blasting Station by tapping it and sacrificing Ashcloud Phoenix
2. When Ashcloud Phoenix dies, its first ability triggers, returning it from your graveyard to the battlefield face-down
3. When Ashcloud Phoenix enters the battlefield face-down, Blasting Station triggers, untapping Blasting Station
4. Resolve the Blasting Station ability from step 1, dealing 1 damage to any target
5. Activate Blasting Station by tapping it and sacrificing Ashcloud Phoenix
6. Yarus' second ability triggers, returning Ashcloud Phoenix from your graveyard to the battlefield face down, and then turning it face up
7. Blasting Station and Ashcloud Phoenix's second ability trigger
8. Resolve the Blasting Station trigger, untapping it
9. Resolve the Ashcloud Phoenix trigger, dealing 2 damage to each player
10. Resolve the Blasting Station ability from step 5, dealing 1 damage to any target
11. Repeat

Results

• Near-infinite damage
• Near-infinite damage to all players
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers