Exchange of Words + Ley Weaver + Mutavault

Mana needed: {2}{U}{U}

GU identity

Commander legal

The 3 combo pieces

What must be in place

Mutavault does not have summoning sickness.
You control at least one additional land.

How to execute it

  1. Activate Mutavault's second ability by paying {1}, causing it to become a 2/2 creature with all creature types in addition to its other types.
  2. Cast Exchange of Words by paying {1}{U}{U}.
  3. When Exchange of Words enters the battlefield, it triggers, exchanging the text boxes of Ley Weaver and Mutavault.
  4. Activate Mutavault by tapping it, untapping itself and any other land you control.
  5. Repeat step 4.

What the combo produces