the front side of Colossal Grave-Reaver
the back of a classic MtG card
the front side of Altar of Dementia
the back of a classic MtG card
the front side of Mortuary
the back of a classic MtG card

Color Identity: B, G

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. You control another nontoken creature whose power is 1 or greater.

Steps

  1. Activate Altar of Dementia by sacrificing another nontoken creature with power 1 or greater.
  2. When the creature dies, Mortuary triggers, putting the creature from your graveyard onto the top of your library.
  3. Resolve the Altar of Dementia ability, causing you to mill cards equal to the creature's power, ultimately milling the creature.
  4. Colossal Grave-Reaver's second ability triggers, putting the creature from your graveyard onto the battlefield.
  5. Repeat.

Results

  1. Infinite LTB.
  2. Infinite ETB.
  3. Infinite sacrifice triggers.
  4. Infinite death triggers.
  5. Infinite self-mill.

Metadata

  1. In 26 decks according to EDHREC.
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