Yugi Muto and Bandit Keith ' s Duel Yugi Muto and Bandit Keith , controlled by the arc ' s yet to be revealed antagonist Marik Ishtar faced each other in a game of " Duel Monsters " , before the Battle City arc , in the " Yu - Gi - Oh ! " anime . It is based on Yugi Muto and Keith Howard ' s Duel from the " Yu - Gi - Oh ! " manga . This duel takes place before the Battle City arc officially begins . Prior Events . Yugi and Téa Gardner head to school with Yugi sporting a chain instead of a rope to tie the Millennium Puzzle , fearing for its safety . Yugi and Tea are interrupted by an arcane fortune teller who steals Yugi ' s puzzle . Yugi goes after the thief and Tea goes to find Joey Wheeler and Tristan Taylor to tell them what happened . She bumps into Bakura and informs him of what happened . Hearing this , The dark spirit of Bakura ' s Millenium Ring seeks out the puzzle for himself . Meanwhile Yugi heads to an abandoned warehouse where he finds a duel stadium and his puzzle nailed down on the blue side . The thief reveals himself and challenges him to a duel for the puzzle . He also informs Yugi he is someone who can control his destiny just like he can control the destiny of others . With the bond between Yugi and his alter - ego fading , Yugi would have to fight on his own . Yugi accepts the terms . Featured Duel : Yugi Muto vs . " Bandit " Keith Howard ( Under the control of Marik Ishtar ) . Turn 1 : Yugi Yugi draws . He then Normal Summon s " Celtic Guardian " ( 1400 / 1200 ) in Attack Position . Turn 2 : Keith Keith draws . He then Set s a monster . Turn 3 : Yugi Yugi draws . " Celtic Guardian " attack s and destroys Keith ' s Set monster , " Cyber Jar " ( 900 / 900 ) . The Flip effect of " Cyber Jar " activates , destroying every monster on the field . After that happens , the Flip Effect of " Cyber Jar " lets both Yugi and Keith excavate the top five cards from their respective decks and Special Summon any Level 4 or lower monsters them drew in Attack Position or face - down Defense Position before adding the remaining cards to their respective hand . Yugi Set s a monster while Keith Special Summon s " Mechanicalchaser " ( 1850 / 800 ) and " Ground Attacker Bugroth " ( 1500 / 1000 ) in Attack Position . At this point , Yugi deduces that the thief is Bandit Keith and he takes off his hood to reveal he is partially right . " Keith " tells him he is not Bandit Keith and only speaks through him since he is his mind - controlled slave . Keith resists but the person controlling him regains control . On Yugi ' s End Phase , he discards four cards in his hand as his hand surpasses the hand size limit . Turn 4 : Keith Keith draws . He then Normal Summon s " Machine King " ( 2200 / 2000 ) in Attack Position . Due to the effect of " Maching King " , it gains 100 ATK for each Machine - Type monster on the field . There are currently three ( " Machine King " : 2200 → 2500 / 2000 ) . " Machine King " attack s and destroy s Yugi ' s Set monster , " Silver Fang " ( 1200 / 800 ) . On Keith ' s End Phase , he discards two cards as his hand surpasses the hand size limit . Turn 5 : Yugi Yugi draws . He then Set s a monster . Turn 6 : Keith Keith draws " Megasonic Eye " and subsequently Normal Summons it ( 1500 / 1800 ) in Attack Position ( " Machine King " : 2500 → 2600 / 2000 ) . " Machine King " attack s and destroy s Yugi ' s Set monster , " Giant Soldier of Stone " ( 1300 / 2000 ) . Turn 7 : Yugi Yugi draws " Curse of Dragon " and subsequently Normal Summons it ( 2000 / 1500 ) in Attack Position . Yugi then Normal Summons " Gaia The Fierce Knight " ( 2300 / 2100 ) in Attack Position . He then activate s " Polymerization " to fuse " Curse of Dragon " with " Gaia The Fierce Knight " and Fusion Summon " Gaia the Dragon Champion " ( 2600 / 2100 ) in Attack Position . " Gaia the Dragon Champion " attack s and destroy s " Mechanicalchaser " ( Keith 2000 → 1250 ) ( " Machine King " : 2600 → 2500 / 2000 ) . Turn 8 : Keith Keith draws . He then switches " Megasonic Eye " and " Ground Attacker Bugroth " to Defense Position . Keith then activate s " Machine Conversion Factory " to increase the ATK and DEF of every Machine - Type monster he control s by 300 ( " Machine King " : 2500 → 2800 / 2000 → 2300 ; " Ground Attacker Bugroth " : 1500 → 1800 / 1000 → 1300 ; " Megasonic Eye " : 1500 → 1800 / 1800 → 2100 ) . " Machine King " attack s and destroy s " Gaia the Dragon Champion " ( Yugi 2000 → 1800 ) . Turn 9 : Yugi Yugi draws " Summoned Skull " . He then activate s " Makiu , the Magical Mist " to decrease the ATK and DEF every Machine - Type monster by 300 ( " Machine King " : 2800 → 2500 / 2300 → 2000 ; " Ground Attacker Bugroth " : 1800 → 1500 / 1300 → 1000 ; " Megasonic Eye " : 1800 → 1500 / 2100 → 1800 ) . He then Normal Summon s " Summoned Skull " ( 2500 / 1200 ) in Attack Position . " Summoned Skull " then gains 750 ATK due to the effect of " Makiu , the Magical Mist " ( " Summoned Skull " : 2500 → 3250 / 1200 ) . " Summoned Skull " attack s and destroy s " Machine King " ( Keith 1250 → 500 ) . On Yugi ' s End Phase , the effect of " Makiu " expires ( " Summoned Skull " : 3250 → 2500 / 1200 ) . Turn 10 : Keith Keith draws " Graceful Charity " and subsequently activates it to draw three cards and discard two cards ( he illegally placed three cards on top of his Deck right before drawing through the effect of " Graceful Charity " ) . Keith then activate s " Zera Ritual " to Tribute " Ground Attacker Bugroth " and " Megasonic Eye " in order to Ritual Summon " Zera the Mant " ( 2800 / 2300 ) in Attack Position . " Zera the Mant " attack s and destroy s " Summoned Skull " ( Yugi Muto 1800 → 1500 ) . Yugi has 1500 LP remaining and control s no cards . Keith has 500 LP remaining and controls " Zera the Mant " ( 2800 / 2300 ) in Attack Position and no Set cards . Turn 11 : Yugi Yugi draws " Koumori Dragon " and subsequently sets it . Turn 12 : Keith Keith draws " Seiyaryu " and subsequently Normal Summons it ( 2500 / 2300 ) in Attack Position . Keith ' s hand contains " Solemn Judgment " , " Ground Attacker Bugroth " , " Curse of Fiend " , and " Stop Defense " . Keith secretly uses the mechanical claw in his hand to swap " Ground Attacker Bugroth " with " Magic Jammer " . He then Set s " Magic Jammer " and activates " Stop Defense " to switch Yugi ' s Set monster , " Koumori Dragon " ( 1700 / 1200 ) to Attack Position . " Zera the Mant " attack s and destroy s " Koumori Dragon " ( Yugi 1500 → 400 ) . Turn 13 : Yugi Yugi draws . He then Set s a monster . Turn 14 : Keith Keith draws . " Seiyaryu " attack s and destroy s Yugi ' s Set monster , " Mystical Elf " ( 800 / 2000 ) . Keith then Set s two cards and switches " Zera the Mant " to Defense Position . Turn 15 : Yugi Yugi draws " Mirror Force " . He then sets one card and Normal Summon s " Dark Magician " ( 2500 / 2100 ) in Defense Position . Yugi then activate s " Magical Hats " to create four hats and hide his " Dark Magician " in one of them . Turn 16 : Keith Keith draws . Keith then activates his face - down " Magic Jammer " to negate the effect of " Magical Hats " and destroy it by discard ing one card from his hand . This removes the hats created by the effect of " Magical Hats " . On Keith ' s Standby Phase , he activate s his face - down " Curse of Fiend " to switch the Battle Position of every monster on the field ; " Seiyaryu " is switched to Defense Position while " Zera the Mant " and " Dark Magician " are switched to Attack Position . " Zera the Mant " attack s " Dark Magician " , but Yugi activate s his face - down " Mirror Force " to destroy all Attack Position monsters Keith controls , however Keith activates his face - down " Solemn Judgment " to negate the effect of " Mirror Force " and destroy it by paying half of his Life Points ( Keith 500 → 250 ) . " Zera the Mant " destroys " Dark Magician " ( Yugi 400 → 100 ) . Turn 17 : Yugi Yugi draws a card and subsequently sets it . He then sets a monster . Turn 18 : Keith Keith draws . He then secretly swaps a card in his hand with " Tribute to the Doomed " . Keith then activate s " Tribute to The Doomed " to discard a card from his hand and destroy Yugi ' s Set monster , but Yugi activates his face - down " Living Arrow " to change the target of " Tribute to the Doomed " to " Zera the Mant " , destroying the latter instead . The Duel , at this point , ends due to Yami Bakura ' s interference . Aftermath . Bandit Keith is freed from his superior ' s control over him and shatters the Millenium Puzzle ( In the dub , the antagonist briefly regains control of Keith and smashed the puzzle ) . As Yugi frantically puts the puzzle back together , Bakura infuses his spirit in one of the pieces and gives it back to Yugi . As the antagonist tries to regain control over Keith , he uses a metal bar and inadvertently smashes a control box , setting the warehouse on fire . Joey and Tristan arrive and Save both Yugi and the puzzle , with Yugi being hospitalized as a result .