the front side of Mikaeus, the Unhallowed
the back of a classic MtG card
the front side of Crystalline Crawler
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.

Steps

  1. If Crystalline Crawler has a +1/+1 counter on it, activate its first ability by removing a +1/+1 counter from it, adding one mana of any color.
  2. Repeat step 1 until Crystalline Crawler has no +1/+1 counters on it.
  3. Activate Ashnod's Altar by sacrificing Crystalline Crawler, adding ({C} magic symbol)  ({C} magic symbol)  .
  4. Crystalline Crawler dies, triggering its undying ability, returning it to the battlefield with a +1/+1 counter on it.
  5. Repeat.

Results

  1. Infinite colored mana.
  2. Infinite colorless mana.
  3. Infinite death triggers.
  4. Infinite ETB.
  5. Infinite LTB.
  6. Infinite sacrifice triggers.

Metadata

  1. In 270 decks according to EDHREC.
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