Ratadrabik of Urborg, Leyline of Singularity, and Death Cultist

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Death Cultist on the battlefield

Steps

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

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite sacrifice triggers