Color Identity: G, U, R

Prerequisites

  1.  
    Astral Dragon
    Astral Dragon
    in hand.
  2.  All other permanents on the battlefield.
  3. You control a noncreature artifact.
  4. ({6} magic symbol)  ({U} magic symbol)  ({U} magic symbol)   available.

Steps

  1. Cast
    Astral Dragon
    Astral Dragon
    by paying ({6} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  .
  2. Astral Dragon
    Astral Dragon
    enters the battlefield, triggering itself and
    Miirym, Sentinel Wyrm
    Miirym
    .
  3. Resolve the
    Miirym, Sentinel Wyrm
    Miirym
    trigger, creating two token copies of
    Astral Dragon
    Astral Dragon
    .
  4. The
    Astral Dragon
    Astral Dragon
    tokens enter the battlefield, creating eight token copies of any noncreature artifact you control that are 3/3 Dragon creatures in addition to their other types.
  5. Resolve the
    Astral Dragon
    Astral Dragon
    trigger from step 2, creating four token copies of any noncreature artifact you control that are 3/3 Dragon creatures in addition to their other types.
  6. At the beginning of your next upkeep,
    Mechanized Production
    Mechanized Production
    triggers, creating a token copy of the artifact it is attached to and causing you to win the game.

Results

  1. Win the game at the beginning of your next upkeep.

Metadata

  1. In 17 decks according to EDHREC.
footer