Color Identity: U, B

Prerequisites

  1.  All permanents on the battlefield.
  2. Animate Artifact
    Animate Artifact
    attached to
    Cauldron of Souls
    Cauldron of Souls
    .
  3. Cauldron of Souls
    Cauldron of Souls
    does not have summoning sickness.

Steps

  1. Activate
    Carrion Feeder
    Carrion Feeder
    by sacrificing itself.
  2. When
    Carrion Feeder
    Carrion Feeder
    dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When
    Carrion Feeder
    Carrion Feeder
    enters the battlefield,
    Intruder Alarm
    Intruder Alarm
    triggers, untapping all creatures.
  4. Resolve the
    Carrion Feeder
    Carrion Feeder
    ability, doing nothing.
  5. Activate
    Cauldron of Souls
    Cauldron of Souls
    by tapping it, giving the creature persist until end of turn.
  6. Activate
    Carrion Feeder
    Carrion Feeder
    by sacrificing itself.
  7. When
    Carrion Feeder
    Carrion Feeder
    dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  8. When
    Carrion Feeder
    Carrion Feeder
    enters the battlefield,
    Intruder Alarm
    Intruder Alarm
    triggers, untapping all creatures.
  9. Resolve the
    Carrion Feeder
    Carrion Feeder
    ability, doing nothing.
  10. Repeat.
  11. If you control an additional nontoken, non-Human creature, you may instead sacrifice it to get infinite +1/+1 counters on
    Carrion Feeder
    Carrion Feeder
    .

Results

  1. Infinite +1/+1 counters on
    Carrion Feeder
    Carrion Feeder
    .
  2. Infinite death triggers.
  3. Infinite ETB.
  4. Infinite LTB.
  5. Infinite sacrifice triggers.
  6. Infinite untap of all creatures.

Metadata

  1. In 0 decks according to EDHREC.
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