Exchange of Words + Mutavault + Scute Swarm

Mana needed: {1}{U}{U}

GU identity

Commander legal

The 3 combo pieces

What must be in place

You have a land card in hand.
You control at least five lands.

How to execute it

  1. Activate Mutavault's first ability by tapping it, adding {C}.
  2. Activate Mutavault's second ability by paying {1}, causing it to become a 2/2 creature that is still a land until end of turn.
  3. Cast Exchange of Words by paying {1}{U}{U}, exchanging the text boxes of Mutavault and Scute Swarm.
  4. Play a land.
  5. The land enters the battlefield, triggering Mutavault's Scute Swarm ability, creating a copy of Mutavault with its original text.
  6. Step 5 repeats in a mandatory loop unless interrupted, drawing the game.

What the combo produces