Metamorphosis Fanatic, Bloodflow Connoisseur, and Fiend Hunter

Prerequisites

• Metamorphosis Fanatic in hand
• Bloodflow Connoisseur on the battlefield
• Fiend Hunter in the graveyard
• available

Steps

1. Cast Metamorphosis Fanatic by paying
2. When Metamorphosis Fanatic enters, it triggers, returning Fiend Hunter from your graveyard to the battlefield
3. When Fiend Hunter enters, it triggers, exiling Metamorphosis Fanatic
4. Activate Bloodflow Connoisseur by sacrificing Fiend Hunter
5. When Fiend Hunter dies, it triggers, returning Metamorphosis Fanatic from exile to the battlefield
6. Repeat from step 2
7. Resolve all Bloodflow Connoisseur abilities

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters on Bloodflow Connoisseur