Enduring Renewal, Deathrender, and Grinding Station

Prerequisites

• Enduring Renewal on the battlefield
• Deathrender on the battlefield
• Grinding Station on the battlefield

Steps

1. Activate Grinding Station by tapping it and sacrificing the creature with Deathrender attached
2. When the creature dies, Enduring Renewal and Deathrender trigger
3. Resolve the Enduring Renewal trigger, returning the creature from your graveyard to your hand
4. Resolve the Deathrender trigger, putting the creature from your hand onto the battlefield, and attaching Deathrender to it
5. When the creature enters the battlefield, Grinding Station triggers, untapping Grinding Station
6. Resolve the Grinding Station ability from step 1, causing target player to mill three cards
7. Repeat

Results

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