Metamorphosis Fanatic, Viscera Seer, and Faceless Butcher

Prerequisites

• Metamorphosis Fanatic in hand
• Viscera Seer on the battlefield
• Faceless Butcher in the graveyard
• available

Steps

1. Cast Metamorphosis Fanatic by paying
2. When Metamorphosis Fanatic enters, it and Blasting Station trigger
3. Resolve the Blasting Station trigger, untapping it
4. Resolve the Metamorphosis Fanatic trigger, returning Faceless Butcher from your graveyard to the battlefield When Faceless Butcher enters, it and Blasting Station trigger
5. Resolve the Blasting Station trigger, untapping it
6. Resolve the Faceless Butcher trigger, exiling Metamorphosis Fanatic
7. Activate Blasting Station by tapping it and sacrificing Faceless Butcher
8. When Faceless Butcher dies, it triggers, returning Metamorphosis Fanatic from exile to the battlefield
9. Repeat from step 2
10. Resolve all Blasting Station abilities

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite scry 1