Junji, the Midnight Sky, Karmic Guide, Zulaport Cutthroat, and Carrion Feeder

Prerequisites

• Junji, the Midnight Sky on the battlefield
• Karmic Guide on the battlefield
• Zulaport Cutthroat on the battlefield
• Carrion Feeder on the battlefield

Steps

1. Activate Carrion Feeder by sacrificing Karmic Guide
2. Karmic Guide dies, triggering Zulaport Cutthroat, causing each opponent to lose 1 life and you to gain 1 life
3. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it
4. Activate Carrion Feeder by sacrificing Junji
5. Junji dies, triggering itself and Zulaport Cutthroat
6. Resolve the Zulaport Cutthroat trigger, causing each opponent to lose 1 life and you to gain 1 life
7. Resolve the Junji trigger, returning Karmic Guide from your graveyard to the battlefield and causing you to lose 2 life
8. Karmic Guide enters the battlefield, returning Junji from your graveyard to the battlefield
9. Resolve the Carrion Feeder ability from step 4, putting a +1/+1 counter on it
10. Repeat

Results

• Infinite +1/+1 counters on Carrion Feeder
• Infinite death triggers
• Infinite ETB
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB
• Infinite sacrifice triggers