the front side of Haldir, Lórien Lieutenant
the back of a classic MtG card
the front side of Devoted Druid
the back of a classic MtG card

Color Identity: G

Initial Card State

  1.  Haldir and Devoted Druid on the battlefield.

Notable Prerequisites

  1. Haldir has at least six +1/+1 counters on it.
  2. Devoted Druid does not have summoning sickness.

Mana Needed

  1. ({5} magic symbol)   minus ({X} magic symbol)  , where X is Devoted Druid's toughness minus one available.

Steps

  1. Activate Devoted Druid's first ability by tapping it, adding ({G} magic symbol)  .
  2. If Devoted Druid has toughness 2 or greater, activate Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
  3. Repeat steps 1 and 2 until Devoted Druid has toughness equal to 1.
  4. Activate Haldir by paying ({5} magic symbol)  ({G} magic symbol)  , giving Elves you control +1/+1 until end of turn for each +1/+1 counter on Haldir.
  5. If Devoted Druid is tapped, activate its second ability by putting a -1/-1 counter on it, untapping it.
  6. Repeat.

Results

  1. Infinite green mana.
  2. Infinitely large Elves you control until end of turn.

Metadata

  1. In 1544 decks according to EDHREC.
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