Akroma's Memorial + Drafna, Founder of Lat-Nam + Encroaching Mycosynth + Timestream Navigator

Mana needed: {7}{U}{U}{U}{U} each turn

U identity

Commander legal

The 4 combo pieces

What must be in place

You control at least eight permanents and/or have the city's blessing.

How to execute it

  1. Cast Timestream Navigator by paying {1}{U}.
  2. Holding priority, activate Drafna's second ability by paying {3} and tapping it, copying Timestream Navigator.
  3. When the Timestream Navigators enter the battlefield, if you do not have the city's blessing, they trigger, giving you the city's blessing.
  4. Activate Drafna's first ability by paying {1}{U}, returning the nontoken Timestream Navigator from the battlefield to your hand.
  5. Activate the Timestream Navigator token 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.
  6. Repeat from step 2 each turn.

What the combo produces