Color Identity: U, R, W

Prerequisites

  1.  All permanents on the battlefield.
  2. Romana II
    Romana II     does not have summoning sickness.
  3. There and Back Again
    There and Back Again     has exactly two lore counters on it.
  4. ({1} magic symbol)   available.

Steps

  1. At the beginning of your precombat main phase,
    There and Back Again
    There and Back Again     triggers, putting a lore counter on it.
  2. There and Back Again
    There and Back Again    's third chapter ability triggers, creating a legendary 6/6 Smaug creature token and causing you to sacrifice
    There and Back Again
    There and Back Again    .
  3. When Smaug enters the battlefield,
    Intruder Alarm
    Intruder Alarm     triggers, untapping all creatures.
  4. Activate
    Romana II
    Romana II     by paying ({1} magic symbol)   and tapping it, creating a token copy of Smaug with haste.
  5. Put either Smaug token into your graveyard due to the legend rule.
  6. Intruder Alarm
    Intruder Alarm     and the Smaug token that died trigger.
  7. Resolve the
    Intruder Alarm
    Intruder Alarm     trigger, untapping all creatures.
  8. Resolve the Smaug trigger, creating fourteen Treasure tokens.
  9. Activate a Treasure by tapping and sacrificing it, adding ({1} magic symbol)  .
  10. Repeat from step 4.

Results

  1. Infinite LTB.
  2. Infinite ETB.
  3. Infinite colored mana.
  4. Infinite death triggers.
  5. Infinite untap of all creatures.
  6. Infinite mana creatures you control can produce.
  7. Infinite Treasure tokens.

Metadata

  1. In 0 decks according to EDHREC.
footer