Muldrotha, the Gravetide, Timestream Navigator, and Cellar Door

Prerequisites

• Muldrotha, the Gravetide on the battlefield
• Timestream Navigator on the battlefield
• Cellar Door on the battlefield
• undefined each turn available

Steps

1. Activate Timestream Navigator by paying , tapping it and putting it on the bottom of your library, causing you to take an extra turn after this one
2. Activate Cellar Door by paying and tapping it, causing you to put Timestream Navigator from the bottom of your library into your graveyard and create a 2/2 Zombie creature token
3. Cast Timestream Navigator from your graveyard by paying
4. Repeat each turn

Results

• Infinite turns