Leonardo, Sewer Samurai, Tatterkite, Grinding Station, and Sami, Wildcat Captain

Prerequisites

• Leonardo, Sewer Samurai on the battlefield
• Tatterkite in the graveyard
• Grinding Station on the battlefield
• Sami, Wildcat Captain on the battlefield

Steps

1. Cast Tatterkite from your graveyard by paying due to Sami
2. It won't enter with a finality counter on it due to its static effect
3. When Tatterkite enters, Grinding Station triggers, untapping Grinding Station
4. Activate Grinding Station by tapping it and sacrificing Tatterkite
5. Repeat

Results

• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite mill