Jack Atlas ( World Championship ) Jack Atlas ( ジャック ・ アトラス , " Jakku Atorasu " ) is a character in the " Yu - Gi - Oh ! World Championship " video game series . This is a video game depiction of Jack Atlas , a character from the " Yu - Gi - Oh ! 5D ' s " anime . Biography . Stardust Accelerator . During the Fortune Cup finale , Jack encountered the the player and Duel ed him for Yusei Fudo ' s " Stardust Dragon " card . Jack expressed surprise at the fact that it was the player facing him , and not Yusei and offered to return the card to the player if they defeat him . After losing , Jack was shocked , but returned " Stardust Dragon " as promised . He then told the player that the next time they faced him , he would be victorious , before leaving the stadium . Jack can later be found outside of the Fortune Circuit building . Reverse of Arcadia . Awakening - Arcadia Movement . Jack is first seen by the player during his Duel against Yusei Fudo in the Fortune Cup . During the Duel , the Crimson Dragon appeared just before Jack lost . The Duel caused the player to have a flashback of Jack and Yusei in Satellite , who seemed to know the player . Blast from the Past - Old Memories , a Team ' s Bond . During one of the player ' s flashbacks , they remembered that they were part of The Enforcers with Jack , Yusei , Crow and Kalin . Upon arriving to Team Black ' n ' Blue ' s hideout , Kalin informed that player that Jack and Yusei were already there , looking for Team Black ' n ' Blue ' s members in the basement . After the player defeated Hiroyuki , Jack and Crow arrived . Crow mocked their leader for being a child , but Jack scolded him , saying that age and skill have nothing to do with each other . The Enforcers later went back to their base to discuss their victory . Jack asked Kalin if he was alright after being captured . After the meeting , Jack suggested they call it a day . The next day , The Enforcer ' s went to the hideout of Team Dirty Works . Angered by their members attempting to kidnap Itsuki the day before , Crow and Kalin rushed in before Jack arrived . Upon arriving , Jack and Yusei questioned the player on the whereabouts of Kalin and Crow and entered after the player told them , with Jack not wanting them to hog all of the fun . He also agreed with Yusei that they could possibly fall into one of Team Dirty Work ' s traps due to their anger . After the player defeated Ida , the leader of Team Dirty Works , The Enforcers returned to their hideout to discuss their victory . Jack questioned whether or not they would be able to conquer all of Satellite . Kalin then called it a day as their last turf battle was the next day . He also advised everyone to tweak their Decks as it would be difficult . The Enforcers met up outside the hideout of Team . Crow and Kalin rushed in , while Jack , Yusei and the player slowly followed . After the player entered the base , they interrupted four of the gang members planning on Dueling Jack , who then split up into two pairs to take on both of them . The player and Jack easily defeat the Duelists who then run off . After the player defeated Gushizawa , the leader of Team , The Enforcers returned to their hideout to celebrate . A few days later , Jack questioned whether or not he was satisfied with the result of the Duels before challenging the player to a Duel . After defeating him , Jack rewards the player with a " Different Dimension Capsule " card . Later on , the player witnessed Kalin assaulting Hiroyuki outside of the base . Hearing this , Jack rushed out with the others to stop him and was shocked at seeing Kalin cornering the child on the edge of a chasm . After witnessing Kalin ' s behaviour , Jack , Crow and the player left The Enforcers . Kalin later attacked Sector Security , causing Jack to unite with the remaining Enforcers once again to save him . They return to the abandoned building that Team Black ' n ' Blue used for their hideout to find Kalin . Jack warned the player that if any Sector Security officers spotted them , they would be kicked out . After the player found Kalin , they returned to the base , with Yusei bringing Jack and Crow shortly after . Jack warned them that there were a large amount of Security officers patrolling Satellite and suggested laying low for a while until it calmed down . Sector Security shortly arrived outside of the hideout , surprising Jack who stated that there was no way out of it . When Yusei suggested a method of escaping , Jack questioned what it was , but Yusei wouldn ' t tell him and only asked him to trust in him . He also stated that even if they escape , Sector Security will follow , putting them in an even larger mess than they already were in . Yusei suggested that Jack take Kalin and Crow to the abandoned bowling alley to escape while he and the player deal with Sector Security . During their escape , Sector Security caught Jack and although he attempted to fight back , he was sent home . The Journey - An Old Encounter , the Escape and a New Menace . After the Dark Signer s assault the Arcadia Movement , Jack approached the building and was shocked to find Carly ' s glasses lying on the ground . Upon finding them , Jack frantically attempted to find Carly , even to the extent that he almost died by being crushed by falling debris . Mina warned Jack that it was too dangerous and that they must leave before Sector Security arrived . Jack hesitantly left , hoping Carly was safe . Jack and Mina later went to Blister ' s apartment to find Yusei and Akiza who were on their way to see Rex Goodwin . Jack questioned whether they were going to fall for Goodwin ' s bait before expressing shock at seeing the player was live and well after disappearing in Satellite . They all then left to meet with Goodwin at his Goodwin ' s mansion to discuss the Dark Signers . Fate - Signers vs . Dark Signers . Upon arriving at Goodwin ' s mansion , Jack immediately questioned Goodwin ' s real intention for gathering him and the other Signer s . During the meeting , Goodwin informed them that everything in their lives was destiny , caused by the Crimson Dragon which Jack ignored , stating that they all chose their own fates . Leo brought up that there were supposed to be five Signers , Jack agreed , asking Goodwin why there were only four of them there . Goodwin then informed them of the Dark Signer ' s and their intention of reviving the King of the Netherworld to bring darkness to the world , which Jack correctly guessed was the reason as to why they were gathered - to stop it from happening . Jack later agreed to fight the Dark Signers alongside the other Signers , but only because he cared for too many things in Satellite to allow it to be destroyed . He , the player and the other Signers were then taken back to Satellite by Mina and Tetsu Trudge . After arriving , Jack was approached by Carly who revealed she was a Dark Signer to him . He later met up with the player and Yusei who informed him that Kalin was still alive , shocking him . Yusei then questioned who the Dark Signer was that Jack met , to which he lied , stating it was someone he had never met before . He then abruptly left , with Yusei following shortly after . Later on , after the player defeated Carly , Jack managed to ride over the geoglyph on his Duel Runner and asked to take the player ' s place , to which they agreed . Carly , overtaken by darkness threatened Jack before they began to Duel . Jack later managed to defeat Carly and held her in his arms where she wished she would save the world and declared her love for him before dying . He then silently sealed the tower with his " Red Dragon Archfiend " . Jack later arrived at Goodwin ' s mansion alongside Leo and Luna where Akiza informed them of Goodwin ' s plot . When Goodwin replaced his arm with that of his brother with the Signer mark , it caused Jack ' s and other Signer ' s mark to disappear , surprising him . During the epilogue , both Mina and Carly seek Jack ' s affection to which he responds by turning his back to them and walking away . Jack can later be found outside of the Fortune Circuit .