Junji, the Midnight Sky, Blood Artist, Karmic Guide, and Hammerhead, Maggia Boss

Prerequisites

• Junji, the Midnight Sky on the battlefield
• Blood Artist on the battlefield
• Karmic Guide on the battlefield
• Hammerhead, Maggia Boss on the battlefield

Steps

1. Activate Hammerhead by sacrificing Karmic Guide
2. When Karmic Guide dies, Blood Artist triggers, causing an opponent to lose 1 life and you to gain 1 life
3. Resolve the Hammerhead ability
4. Activate Hammerhead by sacrificing Junji
5. When Junji dies, it and Blood Artist trigger
6. Resolve the Blood Artist trigger, causing an 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. When Karmic Guide enters, it triggers, returning Junji from your graveyard to the battlefield
9. Resolve the Hammerhead ability
10. Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite lifegain triggers
• Infinite lifeloss