the front side of Agatha's Soul Cauldron
the back of a classic MtG card
the front side of Walking Ballista
the back of a classic MtG card
the front side of Butcher Ghoul
the back of a classic MtG card

Color Identity: B

Initial Card State

  1.  Walking Ballista in exile (exiled by Agatha's Soul Cauldron).
  2.  Agatha's Soul Cauldron and Butcher Ghoul on the battlefield.

Notable Prerequisites

  1. Butcher Ghoul has at least one +1/+1 counter on it.

Steps

  1. Activate Butcher Ghoul using Walking Ballista's second ability by removing a +1/+1 counter from it.
  2. Repeat step 1 until Butcher Ghoul has no +1/+1 counters on it.
  3. Resolve all Butcher Ghoul abilities dealing 1 damage to Butcher Ghoul, and any remaining damage to any target(s).
  4. Butcher Ghoul dies as a state-based action due to having 0 toughness.
  5. Butcher Ghoul's undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. Repeat.

Results

  1. Infinite death triggers.
  2. Infinite ETB.
  3. Infinite LTB.

Metadata

  1. In 138 decks according to EDHREC.
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