the front side of Agatha's Soul Cauldron
the back of a classic MtG card
the front side of Spike Feeder
the back of a classic MtG card
the front side of Karlov of the Ghost Council
the back of a classic MtG card

Color Identity: W, B, G

Initial Card State

  1.  
    Spike Feeder
    Spike Feeder     in exile (exiled by
    Agatha's Soul Cauldron
    Agatha's Soul Cauldron    ).
  2.  
    Agatha's Soul Cauldron
    Agatha's Soul Cauldron     and
    Karlov of the Ghost Council
    Karlov of the Ghost Council     on the battlefield.

Notable Prerequisites

  1. Karlov of the Ghost Council
    Karlov of the Ghost Council     has at least one +1/+1 counter on it.

Steps

  1. Activate
    Karlov of the Ghost Council
    Karlov of the Ghost Council     using
    Spike Feeder
    Spike Feeder    's second ability by removing a +1/+1 counter from it, causing you to gain 2 life.
  2. Karlov of the Ghost Council
    Karlov of the Ghost Council     triggers, putting two +1/+1 counters on it.
  3. Repeat.

Results

  1. Infinite +1/+1 counters on
    Karlov of the Ghost Council
    Karlov of the Ghost Council    .
  2. Infinite lifegain.
  3. Infinite lifegain triggers.

Metadata

  1. In 8 decks according to EDHREC.
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