the front side of Elemental Mastery
the back of a classic MtG card
the front side of Cathars' Crusade
the back of a classic MtG card
the front side of Devoted Druid
the back of a classic MtG card

Color Identity: R, G, W

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Elemental Mastery attached to Devoted Druid.
  2. Devoted Druid does not have summoning sickness, and has a power of one or greater.

Steps

  1. Activate Devoted Druid by tapping it, creating at least two 1/1 Elemental creature tokens with haste.
  2. When the Elementals enters the battlefield, Cathars' Crusade trigger that many times, putting that many +1/+1 counters on each creature you control.
  3. Activate Devoted Druid by putting a -1/-1 counter on it, untapping it.
  4. Repeat.
  5. If Devoted Druid has a power of two or greater, you then get infinite +1/+1 counters on Devoted Druid, which you may use to activate its mana ability instead to get infinite ({G} magic symbol)  .

Results

  1. Infinite +1/+1 counters.
  2. Infinite creature tokens with haste.
  3. Infinite ETB.
  4. Infinite green mana.

Metadata

  1. In 9 decks according to EDHREC.
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