the front side of Cordial Vampire
the back of a classic MtG card
the front side of Antler Skulkin
the back of a classic MtG card
the front side of Ashnod's Altar
the back of a classic MtG card

Color Identity: B

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. You control a white nontoken Vampire with toughness two or greater that does not have a -1/-1 counter on it.

Mana Needed

  1. two generic mana available.

Steps

  1. Activate Antler Skulkin by paying two generic mana, giving the nontoken white Vampire persist until end of turn.
  2. Activate Ashnod's Altar by sacrificing the Vampire, adding one colorless manaone colorless mana.
  3. The Vampire dies, triggering its persist ability and Cordial Vampire.
  4. Resolve the Vampire's persist trigger, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  5. Resolve the Cordial Vampire trigger, putting a +1/+1 counter on each Vampire you control.
  6. Repeat.

Results

  1. Infinite +1/+1 counters on certain creatures.
  2. Infinite death triggers.
  3. Infinite creature ETB.
  4. Infinite creature LTB.
  5. Infinite creature sacrifice triggers.
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