Ratadrabik of Urborg, Leyline of Singularity, and Myr Scrapling

Prerequisites

• Ratadrabik of Urborg on the battlefield
• Leyline of Singularity on the battlefield
• Myr Scrapling on the battlefield

Steps

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

Results

• Infinite +1/+1 counters on creatures you control
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers