Yu - Gi - Oh ! GX - Episode 129 " Unleashing the Dragon , Part 1 " , known as " Threat of the Three Phantom Demons ! Judai VS Martin " in the Japanese version , is the one hundred and twenty - ninth episode of the " Yu - Gi - Oh ! GX " anime . It first aired in Japan on March 28 , 2007 and in the US on November 23 , 2007 . Summary . Bastion deduces that having " Rainbow Dragon " fight the Sacred Beast s should provide enough energy to unlock its full power and allow them to go back to Earth . Meanwhile , Jaden expresses concern that he may not win against Marcel . Hassleberry reminds him he ' s defeated the Sacred Beasts before . Jaden responds that he only won due to the card that Professor Banner had given him , and that card had faded away when the Duel was over , so he no longer has it . Surrounded by Duel Ghoul s once more , Jim , Alexis , Bastion and Hassleberry break through as Jesse and Axel separate from the main group to find the " Rainbow Dragon " card , with Jesse promising to get back to Jaden as soon as possible ( In the Japanese version he wanted to stay and protect Jaden instead of leaving and was urged into it by Axel ) . With the way clear , the rest of the group heads towards Marcel . Jaden ' s friends provide distractions by occupying the Duel Ghouls once outside , while Jaden and Blair continue on . Jaden reaches Marcel , and finally realizes that it ' s not really Marcel he ' s dealing with . He accuses him of manipulating Thelonious Viper , with Marcel responding that that ' s correct , it was all to revive the Devil Arm . Jaden realizes that whoever is possessing Marcel has known him all along . The demon responds that it will will make Jaden pay for abandoning it and wishes for revenge ( in the Japanese version , it instead makes a proclamation of love to him ) . Jesse and Axel are assaulted by monster spirits , with Axel firing multiple copies of " Volcanic Rat " out of his Duel Disk to defend Jesse , who eventually finds the card using " Crystal Beast Cobalt Eagle " . The spirit of " Rainbow Dragon " then protects Jesse from " Sand Doodlebug " after Jesse dangerously leaps into a crater to stop the missile from sinking in sand . Jesse is delighted by the prospect of completing his deck , but Axel reminds him about how he promised Jaden to return as soon as possible . The Duel between Marcel and Jaden begins , and Marcel sends the Sacred Beasts to the Graveyard and begins Summoning monsters with 0 attack points . Perplexed , Jaden falls into his trap . Jesse arrives , and Marcel agrees to let Jesse join the Duel as Jaden ' s partner , with Marcel ' s Life Points doubling . When Jesse arrives , the demon comments to itself that Jaden ' s demeanor changed and becomes jealous of Jesse . Featured Duel : Jaden Yuki vs . Marcel Bonaparte . Turn 1 : Marcel Marcel draws " Chaos Core " and subsequently Normal Summons it ( 0 / 0 ) in Attack Position . He then Set s a card . Turn 2 : Jaden Jaden draws " Elemental Hero Sparkman " and subsequently Normal Summons it ( 1600 / 1400 ) in Attack Position . " Sparkman " attacks " Chaos Core " , but Marcel activates the first effect of " Chaos Core " to send " Uria , Lord of Searing Flames " , " Hamon , Lord of Striking Thunder " , and " Raviel , Lord of Phantasms " from his Deck to the Graveyard and place three Sacred Beast Counter s on " Chaos Core " . Marcel then removes one Sacred Beast Counter on " Chaos Core " to prevent its destruction and nullify the Battle Damage he would take . Jaden ' s hand contains " Tag Request " , " Elemental Hero Necroshade " , " O - Oversoul " , " Elemental Hero Avian " , and " Hero ' s Rule 2 " . Jaden then Sets a card ( " Hero ' s Rule 2 " ) . Turn 3 : Marcel Marcel draws a card and subsequently sets it . Turn 4 : Jaden Jaden draws . He then activates " Tag Request " to target " Sparkman " and Special Summon " Elemental Hero Necroshade " ( 1600 / 1800 ) in Attack Position . " Necroshade " and " Sparkman " then attack " Chaos Core " , but Marcel removes two Sacred Beast Counters on " Chaos Core " to prevent its destruction and nullify the Battle Damage he would take . Jade then activates " Instant Fusion " to fuse " Sparkman " with " Necroshade " in order to Fusion Summon " Elemental Hero Darkbright " ( 2000 / 1000 ) in Attack Position . " Darkbright " then attacks " Chaos Core " , but Marcel activates his face - down " Chaos Burst " to Tribute " Chaos Core " and destroy " Darkbright " as well as inflict damage to Jaden equal to his destroyed monster ' s ATK ( Jaden 4000 → 2000 ) . Jaden then activates " O - Oversoul " to revive " Sparkman " ( 1600 / 1400 ) in Attack Position . Turn 5 : Marcel Marcel draws " Phantom of Chaos " and subsequently Normal Summons it ( 0 / 0 ) in Attack Position . Marcel then activates the first effect of " Phantom of Chaos " to target " Hamon , Lord of Striking Thunder " from his Graveyard and grant " Phantom of Chaos " the ATK , DEF , and effects of " Hamon " ( " Phantom of Chaos " : 0 → 4000 / 0 → 4000 ) . Jaden activates his face - down " Hero ' s Rule 2 " to negate the effect of " Phantom of Chaos " and destroy it , but Marcel activates his face - down " Dark Shrine Bribery " to negate " Hero ' s Rule 2 " and destroy it by allowing Jaden to draw one card . " Phantom of Chaos " then attacks and destroys " Sparkman " . Due to the second effect of " Phantom of Chaos " , Jaden takes no Battle Damage , but the " Hamon , Lord of Striking Thunder " - granted effect of " Phantom of Chaos " then activates , inflicting 1000 damage to Jaden ( Jaden 2000 → 1000 ) . Marcel then Sets a card . On Marcel ' s End Phase , the effect of " Phantom of Chaos " expires ( " Phantom of Chaos " : 4000 → 0 / 4000 → 0 ) . At this point , Jesse Anderson joins the Duel and goes to Jaden ' s side . They agree to grant Marcel 4000 extra Life Points due to Jesse entering the Duel with full Life Points ( Marcel 4000 → 8000 ) . " Duel continues in the next episode " . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .