The Fire Crystal + Timestream Navigator

Mana needed: {6}{U}{U}{R}{R} each turn

UR identity

Commander legal

The 2 combo pieces

How to execute it

  1. Activate The Fire Crystal by paying {4}{R}{R} and tapping it, creating a token copy of Timestream Navigator.
  2. If you don't have the city's blessing, the Timestream Navigator token will give you the city's blessing.
  3. Activate the Timestream Navigator token by paying {2}{U}{U}, tapping it and putting it from the battlefield onto the bottom of your library, causing you to take an extra turn after this one.
  4. Repeat each turn.

What the combo produces