Ratadrabik of Urborg, Leyline of Singularity, and Dimir House Guard

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Dimir House Guard on the battlefield

Steps

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

Results

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