Dramatic Reversal + Lithoform Engine

Mana needed: {1}{U}

U identity

Commander legal

The 2 combo pieces

What must be in place

Nonland mana sources that can tap for at least {4} on the battlefield.
An additional

How to execute it

  1. Cast Dramatic Reversal, holding priority.
  2. Tap Lithoform Engine and spend {3} to activate the second ability of Lithoform Engine, copying Dramatic Reversal.
  3. Allow the Dramatic Reversal copy to resolve, untapping your nonland permanents.
  4. Tap your nonland mana sources for at least {4}.
  5. Repeat steps 2-4 for an infinite loop.

What the combo produces