Color Identity: W, U, B

Prerequisites

  1.  
    Lumbering Battlement
    Lumbering Battlement     in hand.
  2.  
    Sefris of the Hidden Ways
    Sefris of the Hidden Ways     and
    Radiant Solar
    Radiant Solar     on the battlefield.
  3. You control at least two other nontoken creatures.
  4. You are currently venturing in "Tomb of Annihilation" in the "Veils of Fear" room.
  5. You have the highest life total.
  6. ({4} magic symbol)  ({W} magic symbol)   available.

Steps

  1. Cast
    Lumbering Battlement
    Lumbering Battlement     by paying ({4} magic symbol)  ({W} magic symbol)  .
  2. Lumbering Battlement
    Lumbering Battlement     enters the battlefield, triggering itself and
    Radiant Solar
    Radiant Solar    .
  3. Resolve the
    Lumbering Battlement
    Lumbering Battlement     trigger, exiling
    Radiant Solar
    Radiant Solar     and two other nontoken creatures until
    Lumbering Battlement
    Lumbering Battlement     leaves the battlefield.
  4. Resolve the
    Radiant Solar
    Radiant Solar     trigger, venturing into the "Sandfall Cell" room, causing you to sacrifice
    Lumbering Battlement
    Lumbering Battlement    , and each opponent to either sacrifice a creature, artifact or land or lose two life.
  5. Lumbering Battlement
    Lumbering Battlement     leaves the battlefield, returning
    Radiant Solar
    Radiant Solar     and the two other nontoken creatures from exile to the battlefield.
  6. Radiant Solar
    Radiant Solar     and the two creatures enter the battlefield, triggering
    Radiant Solar
    Radiant Solar     three times.
  7. Resolve the first
    Radiant Solar
    Radiant Solar     trigger, venturing into the "Cradle of the Death God" room, creating a 4/4 The Atropal legendary creature token, and completing Tomb of Annihilation.
  8. Sefris of the Hidden Ways
    Sefris    ' second ability triggers, returning
    Lumbering Battlement
    Lumbering Battlement     from your graveyard to the battlefield.
  9. Lumbering Battlement
    Lumbering Battlement     enters the battlefield, triggering itself and
    Radiant Solar
    Radiant Solar    .
  10. Resolve the
    Lumbering Battlement
    Lumbering Battlement     trigger, exiling
    Radiant Solar
    Radiant Solar     and two other nontoken creatures until
    Lumbering Battlement
    Lumbering Battlement     leaves the battlefield.
  11. Resolve the
    Radiant Solar
    Radiant Solar     trigger, venturing into the "Trapped Entry" room of the Tomb of Annihilation, causing each player to lose one life.
  12. Resolve the second
    Radiant Solar
    Radiant Solar     trigger from step 6, venturning into the "Veils of Fear" room, causing each player to lose two life unless they discard a card.
  13. Repeat from step 4.

Results

  1. Infinite blinking.
  2. Infinite death triggers.
  3. Infinite ETB.
  4. Infinite lifeloss.
  5. Infinite LTB.

Metadata

  1. In 31 decks according to EDHREC.
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