Yu - Gi - Oh ! GX - Episode 157 " The Approaching Threat ! A Mysterious Visitor " is the one hundred and fifty - seventh episode of the " Yu - Gi - Oh ! GX " anime . It first aired in Japan on October 17 , 2007 . The episode was never dubbed , but became available to the world with official subtitles via Crunchyroll on August 23 , 2016 . Summary . Jaden arrives back at Duel Academy . In a letter to his late brother , Syrus narrates recent events . Things have returned to normal . Jesse , Jim and Axel have all returned via boat to their original academy branches . Vice - Chancellor Bonaparte and Marcel leave Duel Academy to strengthen their relationship as father and son . Syrus reveals that he , Chazz and Blair were all promoted to Obelisk Blue . Hassleberry declined a promotion , seeing what dorm he is in as irrelevant . At the Slifer Red dorm , Jaden is buried in his thoughts . The spirit of Professor Banner appears and pesters him , while Jaden questions why Banner ' s ghost has not yet passed on . Banner responds he ' s more comfortable this way . Pharaoh arrives with a package for Jaden , which contains a red cell phone . Activating it , the person on the other end of the line informs him of something , which Jaden seems intrigued by . At the card shop , complaints are coming in about the holographic technology of the Duel Disk s no longer working . Students begin attempting to return large amounts of cards , thinking they are defective . Chazz and Alexis arrive at Chancellor Sheppard ' s office . Sheppard reveals he ' s called both Industrial Illusions and KaibaCorp in regards to the cards and the Duel Disks , respectively . With their representatives coming , Sheppard assigns Chazz and Alexis to gather up all the cards that are not working . They state they themselves have not encountered problems . On Duel Academy ' s roof , Chazz and Alexis meet with Syrus , Hassleberry and Yusuke Fujiwara . Syrus offers to take Hassleberry and gather the defective cards from the Ra Yellow dorm . Alexis goes to the Blue dorm , while Chazz and Fujiwara head towards Duel Academy ' s computer center . It ' s revealed that Jaden is the sole inhabit of the Red dorm at this point , implying everyone else was promoted . On their way to the Yellow dorm , Syrus asks Hassleberry who Fujiwara is , and the latter responds that he ' s been one of Syrus ' best friends since his first year . At the computer center , Chazz also questions who Fujiwara is . The latter ' s eyes glow red , and he states that they ' ve been friends for three years . He suggests Chazz that go to help Alexis at the Blue dorm , letting him handle the computer system . Chazz agrees and leaves . Fujiwara discovers information about the Abandoned Dorm , and he thinks it could be the key to finding his " master " . Alexis contacts him on his and tells him to come to the conference room . Once there , Fujiwara sees a dark aura surrounding the cards , which the others cannot see . He suggests they burn the cards , and the others decline . That night , Fujiwara sneaks into the room where they cards are being held , and burns them . The school ' s sprinkler system and a fire extinguisher wielded by Hassleberry put out the fire , but not before most of the cards are burned . Those that remain still exhibit a dark aura , which rises up and combines , and exits the school . No one appears to be able to see this dark aura but Fujiwara and Winged Kuriboh . The latter flies off to inform Jaden . Fujiwara arrives at the Abandoned Dorm , but is chased off by the dark aura . Jaden intervenes and tells the aura to show his true form . It comments that he didn ' t expect any humans to be able to see it . The form changes , and a dark - clothed figure appears , who activates a Duel Disk . Jaden easily wins the Duel in two turns , and his opponent disappears , though he has never seen the man ' s " Dark Archetype " card before . His voice rings out and states that this is only the beginning , and that they will surely meet again . Jaden questions who Fujiwara is , and the latter ' s eyes glow red once more as he claims they ' ve known each other for years . Jaden ' s own eyes change colors - to the same bichromatic style of Yubel and he claims Fujiwara ' s " cheap tricks " won ' t work on him . Featured Duel : Jaden Yuki vs . Trueman . Turn 1 : Trueman < br > Trueman draws " Dark Archetype " and subsequently Normal Summons it ( 1400 / 400 ) in Attack Position . He then Set s a card . Turn 2 : Jaden Jaden draws . He then Sets a card . Jaden then activate s " Polymerization " to fuse " Elemental Hero Bubbleman " with " Elemental Hero Avian " in order to Fusion Summon " Elemental Hero Mariner " ( 1400 / 1000 ) in Attack Position . Jaden then activates " De - Fusion " to return " Mariner " to the Extra Deck and Special Summon " Bubbleman " ( 800 / 1200 ) and " Avian " ( 1000 / 1000 ) from his Graveyard in Attack Position . Jaden then Tribute s both of his monsters in order to Tribute Summon " Elemental Hero Neos " ( 2500 / 2000 ) in Attack Position . " Neos " attacks " Dark Archetype " , but Trueman activates his face - down " Zero Gazer " to reduce the ATK of " Dark Archetype " to 0 ( " Dark Archetype " : 1400 → 0 / 400 ) . " Neos " then destroys " Dark Archetype " ( Trueman 4000 → 1500 ) . After damage calculation , the last effect of " Zero Gazer " allows Trueman to draw one card . Since " Dark Archetype " was destroyed in battle , its effect activates , allowing Trueman to send " Familiar Knight " and " Zure , Knight of Dark World " from his hand to the Graveyard and Special Summon " Reign - Beaux , Overlord of Dark World " ( 2500 / 1800 ) in Attack Position . Turn 3 : Trueman Trueman draws " Axe of Despair " and subsequently activates it , equipping the latter to " Reign - Beaux " and increasing its ATK by 1000 ( " Reign - Beaux " : 2500 → 3500 / 1800 ) . " Reign - Beaux " attacks " Neos " , but Jaden activates his face - down " Hero Shield " and equips the latter to " Neos " . Jaden then sends " Hero Shield " to the Graveyard in order to prevent " Neos " from being destroyed ( Jaden 4000 → 3000 ) . The last effect of " Hero Shield " then activates , allowing Jaden to draw one card ( as he took 1000 Battle Damage ) . Turn 4 : Jaden Jaden draws . He then activates " Neo Space " . Now " Neos " and Fusion Monsters that list " Elemental Hero Neos " as a Fusion Material Monster will gain 500 ATK ( " Neos " : 2500 → 3000 / 2000 ) . Jaden then activates " Neos Force " , equipping it to " Neos " and increasing its ATK by 800 ( " Neos " : 3000→ 3800 / 2000 ) . Now if " Neos " destroys a monster by battle and sends it to the Graveyard , Trueman will take damage equal to his destroyed monster ' s ATK . " Neos " attacks and destroys " Reign - Beaux , Overlord of Dark World " ( Trueman 1500 → 1200 ) . The second effect of " Neos Force " activates ( Trueman 1200 → 0 ) . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .