Yu - Gi - Oh ! - Episode 186 Featured Duel : Rick / Yami Yugi vs . KC DuelTek 760 . " Duel continues from previous episode . " Both players have 4000 Life Points remaining . The KC DuelTek 760 controls " Berserk Gorilla " ( 2000 / 0 ) in Attack Position and one set card . Yami Yugi controls no cards . Turn 2 : Yami Yugi Yami Yugi draws " Luster Dragon # 2 " . Aside from " Luster Dragon 2 " , Yami Yugi ' s hand contains " Twin - Headed Fire Dragon " , " Baby Dragon " , " Petit Dragon " , " Luster Dragon " , and " Sky Dragon " . Yami Yugi then Normal Summons " Petit Dragon " ( 600 / 700 ) in Defense Position . Turn 3 : KC DuelTek 760 KC DuelTek 760 draws " Cost Down " . Aside from " Cost Down " , the KC DuelTek 760 ' s hand contains " Jowgen the Spiritualist " , " Mirage of Nightmare " , " Airknight Parshath " and " Sinister Serpent " . The KC DuelTek then activates " Cost Down " to discard " Sinister Serpent " and lower the Level of every Monster in its Hand and field by two ( " Berserk Gorilla " : 4 → 2 ) . The KC DuelTek then Normal Summons " Airknight Parshath " ( 5 → 3 1900 / 1400 ) in Attack Position . The KC DuelTek then activates its face - down " Robbin ' Goblin " . Now every time the Duel Machine inflicts Battle Damage to Yami Yugi , Yami Yugi must discard a Card chosen at random . " Airknight Parshath " attacks and destroys " Petit Dragon " . " Airknight Parshath " then inflicts piercing damage to Yami Yugi ( Yami Yugi 4000 → 2800 ) . Since " Airknight Parshath " inflicted Battle Damage , its second effect activates , allowing Duel Machine to draw a card . The effect of DuelTek ' s " Robbin ' Goblin " activates and Yami Yugi discards " Sky Dragon " . " Berserk Gorilla " attacks directly ( Yami Yugi 2800 → 800 ) . The effect of KC DuelTek ' s " Robbin ' Goblin " activates and Yami Yugi discards a random card . On the DuelTek ' s End Phase , the effect of " Cost Down " expires ( " Berserk Gorilla " : 2 → 4 ; " Airknight Parshath " : 3 → 5 ) . Turn 4 : Yami Yugi Yami Yugi draws " Dragon Treasure " . He then Normal Summons " Luster Dragon " ( 1900 / 1600 ) in Attack Position . Yami Yugi then activates " Dragon Treasure " , equipping it to " Luster Dragon " and increasing its ATK and DEF by 300 ( " Luster Dragon " : 1900 → 2200 / 1600 → 1900 ) . " Luster Dragon " attacks & destroys KC DuelTek 760 ' s " Airknight Parshath " ( Duel Machine 4000 → 3700 ) . Turn 5 : KC DuelTek 760 KC DuelTek 760 draws " Slate Warrior " . Aside from " Slate Warrior " , the KC Dueltek 760 ' s hand currently contains " Jowgen the Spiritualist " , " Mirage of Nightmare " and " Battle Warrior " . On the KC DuelTek ' s Standby Phase , the effect of " Sinister Serpent " activates , returning it from the KCDuelTek ' s Graveyard to its Hand . The KC DuelTek then Normal Summons " Slate Warrior " ( 1900 / 400 ) in Attack Position . " Slate Warrior " attacks Yami Yugi ' s " Luster Dragon " . " Luster Dragon " destroys " Slate Warrior " . ( Duel Machine 3700 → 3400 ) . The second effect of " Slate Warrior " then activates , decreasing the ATK and DEF of " Luster Dragon " by 500 ( " Luster Dragon " : 2200 → 1700 / 1900 → 1400 ) . " Berserk Gorilla " attacks & destroys " Luster Dragon " ( Yami Yugi 800 → 500 ) . The effect of KC DuelTek 760 ' s " Robbin ' Goblin " activates and Yami Yugi discards " Twin - Headed Fire Dragon " . " Baby Dragon " is the only card in Yami Yugi ' s hand now . Turn 6 : Yami Yugi Yami Yugi draws " Cave Dwelling Dragon " and subsequently Normal Summons it ( 1300 / 2000 ) in face up Defense Position . Turn 7 : KC DuelTek 760 KC DuelTek 760 ' s hand contains " Jowgen the Spiritualist " , " Mirage of Nightmare " , " Battle Warrior " , and " Sinister Serpent " . KC DuelTek 760 draws " Jinzo " . It then Tributes " Berserk Gorilla " in order to Tribute Summon " Jinzo " ( 2400 / 1500 ) in Attack Position . Due to the effect of " Jinzo " , all Trap Cards are negated & destroyed . " Jinzo " attacks & destroys " Cave Dwelling Dragon " . Turn 8 : Yami Yugi Yami Yugi draws " Heart of the Underdog " . He then Normal Summons " Baby Dragon " ( 1200 / 700 ) in Defense Position . Yami Yugi then activates " Heart of the Underdog " . Now during each of Yami Yugi ' s Draw Phase s , he can draw another card if he draws a Normal Monster and shows it to the Opponent . Turn 9 : KC DuelTek 760 KC DuelTek 760 draws . It then Normal Summons " Sinister Serpent " ( 300 / 250 ) in Attack Position . " Jinzo " attacks & destroys " Baby Dragon " . " Sinister Serpent " attacks directly ( Yami Yugi 500 → 200 ) . Turn 10 : Yami Yugi Yami Yugi draws " Curse of Dragon " . This activates the effect of " Heart of the Underdog " , allowing Yami Yugi to draw again . Yami Yugi draws " Koumori Dragon " , so he draws again via " Heart of the Underdog " . Yami Yugi then draws " Winged Dragon , Guardian of the Fortress " , so he draws again . Yami Yugi then draws " Hyozanryu " , so he draws again . Yami Yugi then draws " Crawling Dragon " , so he draws again . Yami Yugi then draws " Blackland Fire Dragon " , so he draws again . Yami Yugi then draws " Spirit Ryu " . Yami Yugi then Normal Summons " Spirit Ryu " ( 1000 / 1000 ) in Attack Position . " Spirit Ryu " attacks KC DuelTek ' s " Jinzo " . Yami Yugi then activates the effect of " Spirit Ryu " , discarding six Dragon - Type Monsters during the Damage Step and increase the ATK of " Spirit Ryu 1000 for each Dragon he discarded ( " Spirit Ryu " : 1000 → 7000 / 1000 ) . " Spirit Ryu " then destroys " Jinzo " ( Duel Machine 3400 → 0 ) . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .