Yami Yugi and Ghost Kaiba ' s Duel Yami Yugi and Ghost Kaiba Dueled during the Duelist Kingdom tournament , in the " Yu - Gi - Oh ! " anime . It is based on a similar Duel from the " Yu - Gi - Oh ! " manga . Events . Prior . Seto Kaiba was working on his Duel Disk but was interrupted by the intrusion of the goons of Maximillion Pegasus who ask him to come with them . Kaiba refuses and jumps out of a window . The goons pick up Kaiba ' s deck , however , Kaiba survives the encounter . At Duelist Kingdom , Kemo , who has captured Mokuba Kaiba introduces Yugi ( Yami ) to his opponent , the Ghost of Seto Kaiba , who wanted revenge for taking everything away from him . To free Mokuba , Yami accepts . The Duel . 1st turn : Ghost Kaiba Draws a card . Ghost Kaiba Summoned " Hitotsu - Me Giant " ( ATK : 1200 ; DEF 1000 ) 2nd turn : Yami Draws a card . Yami Summoned " Dark Magician " ( ATK : 2500 ; DEF : 2100 ) and attacks , destroying " Hitotsu - Me Giant " . ( Ghost Kaiba : 2000 → 700 Life Points ) . 3rd turn : Ghost Kaiba Draws a card . Ghost Kaiba Summoned " Blue - Eyes White Dragon " ( ATK : 3000 ; DEF : 2500 ) , sets a card and ends his turn . 4th turn : Yami Yami switches " Dark Magician " to Defense Mode and summons " Curse of Dragon " ( ATK : 2000 ; DEF : 1500 ) in Defense Mode . 5th turn : Ghost Kaiba Draws a card . Ghost Kaiba activates " Defense Paralysis " and forces both of Yami ' s monsters into Attack Position and uses " Blue - Eyes White Dragon " to attack " Curse of Dragon " . ( Yami : 2000 → 1000 LP ) 6th turn : Yami Draws a card . Yami plays " Magical Hats " , and hides " Dark Magician " in one of the hats . 7th turn : Ghost Kaiba Draws a card : Ghost Kaiba attacks one of the hats , but it is revealed to be empty . 8th turn : Yami Draws a card : Yami sets a card and ends his turn . 9th turn : Ghost Kaiba Draws a card , Ghost Kaiba attacks another hat , but it activated Yami ' s Trap Card : " Spellbinding Circle " , which snares " Blue - Eyes White Dragon " and lowers its ATK ( ATK : 3000 → 2300 ) . 10th turn : Yami Draws a card . Yami releases " Dark Magician " from the hats and attacks " Blue - Eyes White Dragon " ( Ghost Kaiba : 700 → 500 LP ) . " Spellbinding Circle " is also destroyed . 11th turn : Ghost Kaiba Draws a card . Ghost Kaiba summons the second " Blue - Eyes White Dragon " and destroys " Dark Magician " . ( Yami : 1000 → 500 LP ) . 12th turn : Yami Draws a card . Yami summons " Feral Imp " in Attack Position ( ATK : 1300 ; DEF : 1400 ) 13th turn : Ghost Kaiba Draws a card . At this point , the real Seto Kaiba uploads a virus into the programming of " Blue - Eyes White Dragon " in order to steadily decrease its ATK . " Blue - Eyes " attacks " Feral Imp " . The real Kaiba is about to work on the third " Blue - Eyes " when Pegasus intervenes , destroying the virus and leaving the second " Blue - Eyes " with only 1000 less ATK ( " Blue - Eyes White Dragon " : 3000 → 2000 / 2500 ) . When Ghost Kaiba orders " Blue - Eyes White Dragon " to attack , the real Seto Kaiba calls out to Yami Yugi , which he detects . " Blue - Eyes White Dragon " hears it too , and it stops its attack and destroys itself because of the " Heart of the Cards " , and because the person using it was not its real owner . At this point , Ghost Kaiba reveals his true form , Mimic of Doom 14th turn : Yami Draws a card . Yami passes . 15th turn : Mimic of Doom Draws a card . Mimic of Doom summons " Grappler " in Defense Mode . ( ATK : 1300 ; DEF : 1200 ) . 16th turn : Yami Draws a card . Yami sets a card and summons " Celtic Guardian " ( ATK : 1400 ; DEF : 1200 ) and attacks , destroying Grappler . 17th turn : Mimic of Doom Draws a card . Mimic of Doom sets " Mystic Horseman " ( ATK : 1300 ; DEF : 1550 ) in Defense Position sets a card and ends his turn . 18th turn : Yami Draws a card . Yami sets a card and summons " Mystical Elf " in Attack Position ( ATK : 800 ; DEF : 2000 ) and activates " Book of Secret Arts " increasing her ATK and DEF ( ATK : 800 → 1100 ; DEF : 2000 → 2300 ) . 19th turn : Mimic of Doom Draws a card . Mimic of Doom summons the third " Blue - Eyes White Dragon " and attacks . Yami intercepts the attack by activating " Mirror Force " , hoping to reflect the attack back at him , but Mimic of Doom blocks the attack with a Trap Card : " Negate Attack " . 20th turn : Yami Draws a card . Yami activates his other set card : " Monster Reborn " to revive " Blue - Eyes White Dragon " from Mimic of Doom ' s Graveyard . He activates the special ability of " Mystical Elf " , adding her ATK to the revived " Blue - Eyes White Dragon " . Yami attacks and destroys the Mimic of Doom ' s " Blue - Eyes White Dragon " ( Ghost Kaiba : 500 → 0 LP ) . Aftermath . Yami Yugi banishes Mimic of Doom to the Shadow Realm and warns Pegasus he will be coming for him next . Yugi decides to keep Kaiba ' s deck safe but Kemo ran off with Mokuba .