Nether Traitor, Kheru Goldkeeper, Skeleton Crew, and Hammerhead, Maggia Boss

Prerequisites

• Nether Traitor on the battlefield
• Kheru Goldkeeper on the battlefield
• Skeleton Crew on the battlefield
• Hammerhead, Maggia Boss on the battlefield
• available

Steps

1. Activate Hammerhead by sacrificing Nether Traitor
2. Activate Hammerhead by sacrificing another creature
3. When the creature dies, Nether Traitor triggers, causing you to pay to return Nether Traitor from your graveyard to the battlefield
4. Kheru Goldkeeper and Skeleton Crew triggers, creating a Treasure token and a creature token Resolve the Hammerhead ability
5. Activate the Treasure by tapping and sacrificing it, adding
6. Repeat

Results

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