Ratadrabik of Urborg, Leyline of Singularity, and Shilgengar, Sire of Famine

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Activate Shilgengar by sacrificing any other creature you control
2. When the creature dies, Ratadrabik triggers, creating a token copy of the creature that is a 2/2 legendary Zombie in addition to its other types
3. Resolve the Shilgengar ability
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite Blood tokens