Ratadrabik of Urborg, Leyline of Singularity, and Masked Meower

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Masked Meower on the battlefield

Steps

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

Results

• Infinite draw triggers
• Infinite rummaging
• Infinite self-discard triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite death triggers
• Near-infinite sacrifice triggers