Molten Echoes, Timestream Navigator, and Thassa, Deep-Dwelling

Prerequisites

• Molten Echoes on the battlefield
• Timestream Navigator on the battlefield
• Thassa, Deep-Dwelling on the battlefield
• You have the city's blessing
• "Human," "Pirate," or "Wizard" chosen with Molten Echoes
• each turn available

Steps

1. At the beginning of your end step, Thassa triggers, blinking Timestream Navigator
2. Timestream Navigator enters the battlefield, triggering Molten Echoes, creating a token copy of Timestream Navigator with haste
3. Activate the token 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
4. Repeat each turn

Results

• Infinite turns