Mortuary, Blasting Station, Bolas's Citadel, and Bontu's Monument

Prerequisites

• Mortuary on the battlefield
• Blasting Station on the battlefield
• Bolas's Citadel on the battlefield
• Bontu's Monument on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing a creature with mana value 1 or less
2. When the creature dies, Mortuary triggers, putting the creature from your graveyard onto the top of your library
3. Resolve the Blasting Station ability
4. Cast the creature from the top of your library by paying 1 life
5. Bontu's Monument triggers, causing you to gain 1 life and each opponent to lose 1 life
6. When the creature enters, Blasting Station triggers, untapping Blasting Station
7. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite damage
• Infinite lifegain triggers
• Infinite storm count
• Infinite lifeloss