2004

All Yu-Gi-Oh!-related events for 2004.

January

 * 12 - The video game Yu-Gi-Oh! Power of Chaos: Yugi the Destiny and its promotional cards are released in North America.

March

 * 1 - English TCG release date for Invasion of Chaos.

April

 * 1 - April 2004 Forbidden and Limited card lists take effect.
 * 7 - The video game Yu-Gi-Oh! Power of Chaos: Kaiba the Revenge and its promotional cards are released in North America.

May

 * 27 - Japanese OCG release date for Soul of the Duelist.

June

 * 1 - English TCG release date for Ancient Sanctuary.

July

 * 2 - The video game Yu-Gi-Oh! Power of Chaos: Joey the Passion and its promotional cards are released in North America.
 * 29 - The video game Yu-Gi-Oh! Capsule Monster Coliseum and its promotional cards are released in Japan.

August

 * 5 - Japanese OCG release date for Rise of Destiny.

September

 * 1 - September 2004 Forbidden and Limited card lists take effect.
 * 28 - Release date for Master Guide and its promotional cards.

October

 * 1 - English and German TCG release date for Soul of the Duelist.
 * 12 - English TCG release date for Dark Beginning 1.
 * 15 - English TCG release date for Tournament Pack 5.

November

 * 20 - English Sneak Peek event for Rise of Destiny.
 * 26 - The video game Yu-Gi-Oh! Capsule Monster Coliseum and its promotional cards are released in North America.

December

 * 1 - English and German TCG release date for Rise of Destiny.
 * 30 - The video game Yu-Gi-Oh! Duel Monsters International 2 and its promotional cards are released in Japan.