Color Identity: W, U

Prerequisites

  1.  All permanents on the battlefield.
  2. Halo Fountain
    Halo Fountain
    does not have summoning sickness.
  3. You control a creature that can tap to produce at least ({W} magic symbol)  .
  4. ({1} magic symbol)   available.

Steps

  1. Activate
    Karn, Silver Golem
    Karn
    by paying ({1} magic symbol)  , causing
    Halo Fountain
    Halo Fountain
    to become an artifact creature until end of turn.
  2. Activate a creature you control by tapping it, adding ({W} magic symbol)  .
  3. Activate
    Halo Fountain
    Halo Fountain
    's first ability by paying ({W} magic symbol)  , tapping and untapping it, creating a 1/1 Citizen creature token.
  4. When the Citizen enters the battlefield,
    Intruder Alarm
    Intruder Alarm
    triggers, untapping all creatures.
  5. Repeat from step 2.

Results

  1. Infinite creature tokens.
  2. Infinite ETB.
  3. Infinite mana creatures you control can produce.
  4. Infinite untap of all creatures.

Metadata

  1. In 6 decks according to EDHREC.
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