Yu - Gi - Oh ! - Episode 167 Kaiba ' s Duel with Alister continues as Alister unleashes his ace monster . Faced with Alister ' s hatred and refusing to fail as Alister did , Kaiba stakes the fate of Mokuba and himself on one draw . Summary . With phoned - in assistance , Mokuba manages to stabilize the plane and contact KaibaCorp to come to help . But the vision of the KaibaCorp choppers and planes enrages Alister , convincing him that Kaiba really is exactly like his step - father . The " Seal " breaks the plane ' s windows and damages the autopilot controls again . Alister empties Kaiba ' s field and hand and then Summons his ace monster , " Air Fortress Ziggurat " , a monster based on the Dyna Dude action figure that Alister keeps as a memento of his brother . Despite the odds , Kaiba is able to bring out " Blue - Eyes White Dragon " and counterattack with " Tyrant Wing " . Kaiba claims that if he ' d been in Alister ' s place , he ' d definitely have done the impossible to save his brother . Alister , confident of his victory and the demise of all three of them , ends his turn early . Kaiba draws " The Fang of Critias " and fuses it with " Tyrant Wing " into " Tyrant Burst Dragon " . Then he uses it to power up his " Blue - Eyes " into the " Blue - Eyes Tyrant Dragon " form to win the Duel with seconds to spare , and " The Seal of Orichalcos " claims Alister ' s soul . Moments before falling , he smiles after a look at Mokuba , seeing instead the brother that he protected so long ago . Kaiba rushes to the controls after the Duel . His determination to save his brother calls the the Legendary Dragon in his deck and the three Legendary Dragons appear to help safely land the plane . Yami Yugi and Téa encounter Joey and Tristan , all four having witnessed the plane spectacle and rushed to the scene . The plane manages to land in one piece and Kaiba disembarks , surprised to meet Yami Yugi in a such a place . He declares that they might be " useful " for his purposes , after hearing from Roland , who lands with one of the choppers with bad news for Kaiba : Doma has bought the whole of the company and taken it over . Meanwhile , a computer reports to Dartz that the takeover has been completed . Featured Duel : Alister vs . Seto Kaiba . " Duel continues from previous episode . " Seto has 2000 Life Points remaining and controls " XYZ - Dragon Cannon " ( 2800 / 2600 ) in Attack Position and one set card . Alister has 1400 Life Points remaining and controls " The Seal of Orichalcos " and one set card . Turn 7 : Alister < br > Alister draws . He then activates " Junk Dealer " to Special Summon " Science Soldier " and " Cyber Soldier of Dark World " from his Graveyard in Attack Position with half their original ATK ( " Science Soldier " : 800 → 400 → 900 / 800 ) ( " Cyber Soldier of Darkworld " : 1400 → 700 → 1200 / 1400 ) . Alister then Normal Summons " Kinetic Soldier " ( 1350 → 1850 / 1800 ) in Attack Position . He then activates his face - down " Soldier Revolt " to send every Card in Kaiba ' s hand & side of the Field to the Graveyard , but Alister won ' t be allowed to conduct his Battle Phase this turn . Alister then activates " Sky Union " to Tribute " Science Soldier " , " Cyber Soldier of Darkworld " , and " Kinetic Soldier " in order to Special Summon " Air Fortress Ziggurat " ( 2500 → 3000 / 800 ) in Attack Position . Alister explains that " Air Fortress Ziggurat " is unaffected by Kaiba ' s Magic and Trap Cards . At the End Phase , the effect of " Air Fortress Ziggurat " activates , Special Summon ing a " Robot Token " ( 0 → 500 / 0 ) in Defense Position . Turn 8 : Seto Kaiba < br > Kaiba draws " Pot of Greed " and subsequently activates it to draw two cards . He then Sets a card . Turn 9 : Alister < br > Alister draws . " Air Fortress Ziggurat " attacks directly , but Kaiba activates his face - down " Magical Trick Mirror " to activate the " Junk Dealer " in Alister ' s Graveyard as his card , allowing Kaiba to Special Summon " Judge Man " from his Graveyard in Attack Position with half its original ATK ( 2200 → 1100 / 1500 ) and use it to intercept the attack . " Air Fortress Ziggurat " destroys Kaiba ' s " Judge Man " ( Kaiba 2000 → 100 ) . At the End Phase , the effect of " Air Fortress Ziggurat " Special Summon s a " Robot Token " ( 0 → 500 / 0 ) in Defense Position . Turn 10 : Seto Kaiba < br > Kaiba draws . He then activates " Soul Exchange " to Tribute Alister ' s two " Robot Tokens " and Tribute Summon " Blue - Eyes White Dragon " ( 3000 / 2500 ) in Attack Position . Turn 11 : Alister < br > Alister draws " Emergency Provisions " . He then Sets a Card . At the End Phase , the effect of " Air Fortress Ziggurat " effect Special Summon s a " Robot Token " ( 0 → 500 / 0 ) in Defense Position . Turn 12 : Seto Kaiba < br > Kaiba draws . " Blue - Eyes White Dragon " attacks and destroys Alister ' s " Robot Token " . Kaiba Sets a Card . Turn 13 : Alister < br > Alister draws " Spell Canceller " . He then activates his face - down " Toy Robot Box " to discard a card and Special Summon another three " Robot Tokens " ( 0 → 500 / 0 for all ) in Defense Position . Alister then Tributes a " Robot Token " in order to Tribute Summon " Spell Canceller " ( 1800 → 2300 / 1600 ) in Attack Position . As long as this monster is face - up on the field , Kaiba is forbidden from activating any Magic Cards . " Air Fortress Ziggurat " attacks " Blue - Eyes White Dragon " , but Seto activates his face - down " Tyrant Wing " to equip the latter to " Blue - Eyes White Dragon " and increase its ATK by 400 ( " Blue - Eyes White Dragon " : 3000 → 3400 / 2500 ) . " Blue - Eyes White Dragon " destroys " Air Fortress Ziggurat " ( Alister 1400 → 1000 ) . Turn 14 : Seto Kaiba < br > Kaiba draws " The Fang of Critias " and subsequently activates it to fuse it with " Tyrant Wing " and Special Summon " Tyrant Burst Dragon " ( ? ? ? / ? ? ? ) in Attack Position ( " Blue - Eyes White Dragon " : 3400 → 3000 / 2500 ) . Kaiba then removes " Tyrant Burst Dragon " and " Blue - Eyes White Dragon " from play in order to Special Summon " Blue - Eyes Tyrant Dragon " ( 3400 / ? ? ? ) in Attack Position . This card can attack every monster Alister controls once each . " Blue - Eyes Tyrant Dragon " attacks and destroys Alister ' s " Spell Canceller " and his two " Robot Tokens " ( Alister 1000 → 0 ) . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .