Extender

Deck Construction Rules

  • Cards per deck: At least 100, including your commander (any creature). No sideboards are used. Except for basic lands, your deck cannot contain more than one copy of the same card.
  • Every card in your deck must only use mana symbols that appear on your commander. Colorless cards are allowed as well.
  • Allowed sets: Fourth Edition, Fallen Empires, Ice Age, Chronicles, Homelands, Alliances, Mirage, Visions, Fifth Edition, Weatherlight, Portal, Tempest, Stronghold, Exodus, Portal Second Age, Urza’s Saga, Urza’s Legacy, Sixth Edition, Urza’s Destiny, Portal Three Kingdoms, Starter 1999, Mercadian Masques, Nemesis, Prophecy, Invasion, Planeshift, Seventh Edition, Apocalypse, Odyssey, Torment, Judgment, Onslaught, Legions, and Scourge.
  • Reprint rules: Legal cards are limited to original printings from Fallen Empires through Scourge, plus any earlier printings of those cards. No post-Scourge reprints are allowed, in order to preserve the original atmosphere.

Rules

Contemporary rules and errata are followed.

Banned and Restricted Cards

  • Banned: Amulet of Quoz, Bronze Tablet, Jeweled Bird, Rebirth, Tempest Efreet, Timmerian Fiends.
  • Restricted: All cards are restricted except for basic lands.

Media

Read more about the format on its official website.