1 in every 4 packs (give or take) contains a 13th card from this special list of cards in place of an advertisement or token within the pack (not counted in the 12 cards), and while some are dud commons that tie in with a sets theme, others can be quite valuable
Most valuable cards in Doctor Who View the full price guide $500.00 The Tenth Doctor Doctor Who $389.99 The Fourth Doctor Doctor Who $358.95 The Eleventh Doctor Doctor Who $339.99 The Sixth Doctor Doctor Who $289.50 The Third Doctor Doctor Who $271.00 The Thirteenth Doctor Doctor Who $259.87 The Ninth Doctor Doctor Who $227.50 The First Doctor Doctor Who More cards by Bryan Sola $39.58 Adeline, Resplendent Cathar Innistrad: Double Feature $29.03 Awaken the Woods The Brothers' War $28.34 Sylvan Library Commander Collection: Green $23.61 Abhorrent Oculus Duskmourn: House of Horror Promos $23.33 Abhorrent Oculus Duskmourn: House of Horror Promos $19.43 Awaken the Woods The Brothers' War $19.21 Awaken the Woods The Brothers' War Promos $18.27 Awaken the Woods The Brothers' War Promos Discover Keep browsing SetDoctor Who Most valuableTop 100 Magic: The Gathering cards You might also like...
Eternal format players would like to open multi-format star The Wandering Emperor, Greasefang, Okiba Boss, or the cycle of rare channel lands, including Boseiju, Who Endures
Titan of Industry I have rarely seen Titan of Industry being cast for its actual mana cost, but that's only because people try to cheat it into play from either their library with cards like Transmogrify or from the graveyard with the likes of Unburial Rites
