2003

All Yu-Gi-Oh!-related events for 2003.

January

• 7 - Release date for the February 2003 issue (issue #02) of the English Shonen Jump.
• Cover date for the January 2003 issue (issue #01) of the English Shonen Jump.
• 16 - OCG Release of Booster Pack Collectors Tin 2003.
• 23 - OCG Release of Duelist Legacy Volume.4.

February

• 4 - Release date for the March 2003 issue (issue #03) of the English Shonen Jump.
• 11 - The video game Yu-Gi-Oh! Dungeon Dice Monsters is released in North America.
• Cover date for the February 2003 issue (issue #02) of the English Shonen Jump.
• 16 - Yu-Gi-Oh! The Duelists of the Roses and its promotional cards are released in North America
• 20 - OCG Release of Threat of the Dark Demon World

March

• 1 - English TCG release date for Labyrinth of Nightmare.
• 20 - OCG Release of GameBoy Duel Monsters Promos: Series 8.
  • OCG Release of Yu-Gi-Oh! Duel Monsters 8: Reshef of Destruction Game Guide 1 Promos and Yu-Gi-Oh! Duel Monsters 8: Reshef of Destruction Game Guide 2 Promos.
• 29 - English TCG release date for Tournament Pack: 3rd Season.
• Cover date for the March 2003 issue (issue #03) of the English Shonen Jump.
• 30 - English TCG release date for Starter Deck: Joey and Starter Deck: Pegasus.

April

• 1 - http://yugioh.wikia.com/wiki/April_2003_Lists
• 4 - Release date for the April 2003 issue (issue #04) of the English Shonen Jump, containing chapters 7–9 of Yu-Gi-Oh!, ""The Face of Truth"", ""The Poison Man"", and ""The Cards with Teeth (Part 1)"".
• 8 - OCG Release of Limited Edition 5
• 15 - The video game Yu-Gi-Oh! Worldwide Edition: Stairway to the Destined Duel and its promotional cards are released in North America.
• 17 - The video games Yu-Gi-Oh! Worldwide Edition: Stairway to the Destined Duel and Yu-Gi-Oh! Duel Monsters International: Worldwide Edition (the second Japanese version of the game) and their promotional cards are released in Europe and Japan.
  • OCG Release of Yu-Gi-Oh! Duel Monsters International: Worldwide Edition Game Guide promotional card.
• Cover date for the April 2003 issue (issue #04) of the English Shonen Jump, containing chapters 7–9 of Yu-Gi-Oh!, ""The Face of Truth"", ""The Poison Man"", and ""The Cards with Teeth (Part 1)"".
• 22 - OCG Release of Yu-Gi-Oh! Duel Monsters 8: Reshef of Destruction Game Guide 2 Promos
• 24 - OCG Release of Controller of Chaos and Duelist Legacy Volume.5

May

• 1 - Release date for the May 2003 issue (issue #05) of the English Shonen Jump, containing chapters 10–12 of Yu-Gi-Oh!, ""The Cards with Teeth (Part 2)"", ""The Wild Gang (Part 1)"", and ""The Wild Gang (Part 2)"".
  • OCG Release of World Ranking Promos: Series 2.
• 22 - OCG Release of Structure Deck: Yugi Volume 2.
• Cover date for the May 2003 issue (issue #05) of the English Shonen Jump, containing chapters 10–12 of Yu-Gi-Oh!, ""The Cards with Teeth (Part 2)"", ""The Wild Gang (Part 1)"", and ""The Wild Gang (Part 2)"".

June

• 6 - English TCG release date for Legacy of Darkness.
• 27 - Yu-Gi-Oh! World Championship 2003 prize cards released in TCG.
• Cover date for the June 2003 issue (issue #06) of the English Shonen Jump, containing chapters 13–14 of Yu-Gi-Oh!, ""The Man from Egypt (Part 1)"" and ""The Man from Egypt (Part 2)"".

July

• 17 - OCG Release of Invader of Darkness
• 18 - English TCG release date for Pharaonic Guardian.
• Cover date for the July 2003 issue (issue #07) of the English Shonen Jump, containing chapters 15–17 of Yu-Gi-Oh!, ""The Other Criminal"", ""Shadi's Challenge"", and ""Game Start!"".

August

• 7 - OCG Release of Structure Deck: Joey Volume 2
• 10 - World Championship
• Cover date for the August 2003 issue (issue #08) of the English Shonen Jump, containing chapters 18–20 of Yu-Gi-Oh!, ""Second Stage"", ""Final Stage"", and ""Game Over"".

September

• 1 - English TCG release date for Collectible Tins 2003.
  • - September 2003 Forbidden and Limited card lists take effect.
• 19 - OCG Release of The Valuable Book Promotional Cards: Series 6
• Cover date for the September 2003 issue (issue #09) of the English Shonen Jump, containing chapters 21–23 of Yu-Gi-Oh!, ""Digital Pet Duel"", ""American Hero (Part 1)"", and ""American Hero (Part 2)"".

October

• 1 - English TCG release date for Tournament Pack 4.
  • Collector's Tin Promo Cards 2003 is released in TCG.
• 10 - English TCG release date for Magician's Force.
• 20 - OCG Release of The Sanctuary in the Sky
• 28 - North American TCG release date for Duel Master's Guide and its promotional card.
• Cover date for the October 2003 issue (issue #10) of the English Shonen Jump, containing chapters 24–26 of Yu-Gi-Oh!, ""Capsule Monster Chess"", ""The One-Inch Terror"", and ""Russian Roulette"".

November

• ? - Shonen Jump Vol. 2, Issue 1 promotional card released in North America.
• 4 - Yu-Gi-Oh! The Falsebound Kingdom , Yu-Gi-Oh! The Sacred Cards, and their promotional cards are released in North America.
• 18 - The video game Yu-Gi-Oh! Power of Chaos: Yugi the Destiny and its promotional cards are released in North America.
• 28 - The video game Yu-Gi-Oh! Power of Chaos: Yugi the Destiny and its promotional cards are released in Europe.
• Cover date for the November 2003 issue (issue #11) of the English Shonen Jump.

December

• 1 - English TCG release date for Dark Crisis.
  • OCG Release of World Ranking Promos: Series 3
• 11 - OCG Release of Structure Deck: Kaiba Volume 2 and Structure Deck: Deluxe Set.
• 20 - OCG Early release of Premium Pack 6 and OCG release Jump Festa 2004 promotional cards.
• Cover date for the December 2003 issue (issue #11) of the English Shonen Jump.

?

• Duelist League Series 3 participation card is released in TCG.
• Duelist League Series 4 participation card is released in TCG.