Molten Echoes + Thassa, Deep-Dwelling + Timestream Navigator

Mana needed: {2}{U}{U} each turn

UR identity

Commander legal

The 3 combo pieces

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

What must be in place

You have the city's blessing.
"Human," "Pirate," or "Wizard" chosen with Molten Echoes.

How to execute it

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 {2}{U}{U}, 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.

What the combo produces

• Infinite turns
• Lock