Junji, the Midnight Sky, Carrion Feeder, Cruel Celebrant, and Karmic Guide

Prerequisites

• Junji, the Midnight Sky on the battlefield
• Carrion Feeder on the battlefield
• Cruel Celebrant on the battlefield
• Karmic Guide on the battlefield

Steps

1. Activate Carrion Feeder by sacrificing Karmic Guide
2. When Karmic Guide dies, Cruel Celebrant triggers, causing you to gain 1 life and each opponent to lose 1 life
3. Resolve the Carrion Feeder ability
4. Activate Carrion Feeder by sacrificing Junji
5. When Junji dies, it and Cruel Celebrant trigger
6. Resolve the Cruel Celebrant trigger, causing you to gain 1 life and each opponent to lose 1 life
7. Resolve the Junji trigger, returning Karmic Guide from your graveyard to the battlefield and causing you to lose 2 life
8. When Karmic Guide enters, it triggers, returning Junji from your graveyard to the battlefield
9. Resolve the Carrion Feeder ability
10. Repeat

Results

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