Ratadrabik of Urborg, Leyline of Singularity, and Fanatical Firebrand

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Fanatical Firebrand on the battlefield

Steps

1. Activate Fanatical Firebrand by tapping and sacrificing it
2. When Fanatical Firebrand dies, Ratadrabik triggers, creating a token copy of Fanatical Firebrand that is a 2/2 legendary Zombie in addition to its other types
3. Resolve the Fanatical Firebrand ability
4. Repeat using the Fanatical Firebrand token

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers
• Infinite sacrifice triggers