the front side of Prototype Portal
the back of a classic MtG card
the front side of Corridor Monitor
the back of a classic MtG card
the front side of Gilded Lotus
the back of a classic MtG card
the front side of Panharmonicon
the back of a classic MtG card

Color Identity: U

Initial Card State

  1.  Corridor Monitor in exile (exiled by Prototype Portal).
  2.  All other permanents on the battlefield.

Steps

  1. Activate Gilded Lotus by tapping it, adding three mana of any color.
  2. Activate Prototype Portal by paying ({2} magic symbol)   and tapping it, creating a token copy of Corridor Monitor.
  3. The Corridor Monitor token enters the battlefield, untapping Prototype Portal and Gilded Lotus.
  4. Repeat.

Results

  1. Infinite colored mana.
  2. Infinite creature tokens.
  3. Infinite ETB.

Metadata

  1. In 9 decks according to EDHREC.
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