Devastating Onslaught + Mana Geyser + Warden of the Eye

Mana needed: {3}{R}{R}

URW identity

Commander legal

The 3 combo pieces

What must be in place

Opponents control at least ten tapped lands.

How to execute it

  1. Cast Mana Geyser by paying {3}{R}{R}, adding {R} for each tapped land your opponents control.
  2. Cast Devastating Onslaught by paying {4}{R}, creating two token copies of Warden of the Eye with haste.
  3. When the Warden of the Eye tokens enter, they trigger, returning Mana Geyser and Devastating Onslaught from your graveyard to your hand.
  4. Repeat.

What the combo produces