Changes

*[[Yami Yugi|Yami]] and [[Seto Kaiba|Seto]] Duel [[duel]] together against [[Dartz]], who reveals himself to be the King of the legendary city of Atlantis.*Since this duel involves more than two 2 duelists, no player can [[attack ]] until one 1 full [[turn ]] has passed.*The Duelduel's location is inside [[Dartz]]'s lair, on an island off the coast of the main continent. The [[Duel Arena ]] is a room where all the souls [[Dartz]] collected over the past 10,000 years are stored, as represented by stone carvings on the room's floor & walls. **[[Yugi Muto|Yugi]], [[Mai Valentine|Mai]], [[Joey Wheeler|Joey]], and [[Maximillion Pegasus|Pegasus]]'s souls are also stored here.**During the Duelduel, [[Dartz]] turns his "[[Mirror Knight Token]]s" into [[Yugi Muto|Yugi]], [[Mai Valentine|Mai]], [[Joey Wheeler|Joey]], and [[Maximillion Pegasus|Pegasus]].

*During the Duelduel, [[Seto Kaiba|Seto]] loses and has his soul taken by "[[The Seal of Orichalcos]]".

*Activates [[Activate]]s [[Ritual Spell Cards|Ritual Spell Card]] "[[White Dragon Ritual]]", [[Tribute|Tributing]] "[[Vorse Raider]]" from his [[Hand]] to [[Ritual Summon]] "[[Paladin of White Dragon]]" (1900 [[ATK]] / 1200 [[DEF]]).*Activates "[[Paladin of White Dragon]]'s" second special [[effect]], [[Tribute|Tributing]] it to [[Special Summon]] "[[Blue-Eyes White Dragon]]" (3000 [[ATK]] / 2500 [[DEF]]) in [[Attack Position]].

*Sets [[Set]]s a card.

*Activates "[[The Seal of Orichalcos]]". From now on, all of Dartz's monsters [[monster]]s will receive a +500 [[ATK]] boost and the loser(s) of this Duel duel will lose his/their soul.*Summons [[Normal Summon]]s "[[Orichalcos Gigas]]" (400 → 900 [[ATK]] / 1500 [[DEF]]) in [[Defense Position]].*Activates "[[Orichalcos Kyutora]]'s" special abilityeffect, paying 500 LP ([[Dartz]]: 4000 → 3500 [[Life Points]]) to [[Special Summon]] it (500 → 1000 [[ATK]] / 500 [[DEF]]) from his [[Hand]] in [[Defense Position]]. Dartz places it in the [[Spell & Trap Card Zone]], meaning it can't be attacked [[attack]]ed until Dartz's first-row monsters are destroyed [[destroy]]ed first.

*Activates [[Spell Cards|Spell Card]] "[[Polymerization]]", fusing his "[[Blue-Eyes White Dragon]]" on the [[field ]] with two 2 more "[[Blue-Eyes White Dragon]]s" from his [[Hand]] to form "[[Blue-Eyes Ultimate Dragon]]" (4500 [[ATK]] / 3800 [[DEF]]) in [[Attack Position]].

*Activates [[Trap Cards|Trap Card]] "[[Meteorain]]": all of Yami's monsters obtain the [[Piercing]] effect (''when monsters attack with an ATK that is higher than the DEF of the opponent's Defense Position monster, the difference is inflicted as [[Battle Damage ]] to that the opponent's Life Points''). *Uses "[[Dragon Master Knight|Master of Dragon Soldier]]" to attack & destroy Dartz's "[[Orichalcos Gigas]]", but thanks to "[[Orichalcos Kyutora]]'s" special ability effect, Dartz receives no [[Battle Damage]].*At this point, the magic of the Orichalcos lets Dartz, Yami, and Seto share a vision of the past. Dartz reveals himself to be the King of the legendary city Atlantis.