the front side of Chain of Acid
the back of a classic MtG card
the front side of Professor Onyx
the back of a classic MtG card

Color Identity: B, G

Initial Card State

  1.  Chain of Acid in hand.
  2.  Professor Onyx on the battlefield.

Notable Prerequisites

  1. You control an indestructible noncreature permanent.

Mana Needed

  1. ({3} magic symbol)  ({G} magic symbol)   available.

Steps

  1. Cast Chain of Acid for ({3} magic symbol)  ({G} magic symbol)   targeting an indestructible noncreature permanent you control.
  2. Professor Onyx triggers, causing each opponent to lose 2 life and you to gain 2 life.
  3. Resolve Chain of Acid, failing to destroy the target and copying Chain of Acid targeting the same permanent.
  4. Repeat from step 2.

Results

  1. Infinite lifegain.
  2. Infinite lifegain triggers.
  3. Infinite lifeloss.
  4. Infinite magecraft triggers.

Metadata

  1. In 371 decks according to EDHREC.
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