Ratadrabik of Urborg, Leyline of Singularity, and Morgue Toad

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Morgue Toad on the battlefield

Steps

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

Results

• Infinite ETB
• Infinite LTB
• Infinite blue mana
• Infinite death triggers
• Infinite red mana
• Infinite sacrifice triggers