Yu - Gi - Oh ! 5D ' s - Episode 033 " Dark Signs , Part 2 " , known as " Vengeful Hellfire - Former Friend , Kyosuke Kiryu " in the Japanese version , is the thirty - third episode of " Yu - Gi - Oh ! 5D ' s " anime . It first aired in Japan on November 12 , 2008 and in the United States on June 27 , 2009 . Summary . The Enforcers reunion . Kalin vows to send Yusei straight to the depths of hell . He holds up his arm , showing Yusei his dark mark . He tells Yusei that his mark is real , unlike the fake he saw before . Yusei reflects on what Goodwin said about the Signers and Dark Signer s repeating the same battle and wonders if this is part of an ancient battle that occurred five thousand years ago . Crow rides the Blackbird to the top of a hill , allowing him to see the entire circuit Kalin has drawn out . The purple trail of light Kalin left , has formed the shape of his dark mark , the giant . The mark is seen in the sky all over Satellite . Carly wonders if this phenomenon is related to the disappearance of the Nazca Lines . Jack orders to the helicopter be lowered . As they descend , they pass Crow . Jack and Crow both stare at each other surprised for that brief period . Jack then orders to have them drawn closer to Yusei . The pilot and Mina express their concern ; Any lower would be dangerous . But Jack insists that they do it anyway . The helicopter is drawn closer to Yusei and Kalin , allowing both of them to spot Jack , while Jack identifies Yusei ' s opponent as Kalin . The pilot cuts the reunion as he pulls the helicopter up as it gets too dangerous . Kalin laughs maniacally , seeing that all of his old team are gathered here . He says that he ' ll never forgive them and these flames will be his vengeful inferno . Yusei asks Kalin what happened to him back then . Kalin answers that they stabbed him in the back and drove him to death . Carly asks Jack what Kalin meant when he said they were all part of group . Kalin was once the other three ' s one and only true friend , Jack tells her . Flashback . Crow remembers back when he lost a Duel to a rival gang , Magician ' s Four . The gang tease him saying that he doesn ' t live up to his nickname , " Crow the Bullet " . The ringleader of the group stomps on Crow and one of the other two credits Crow for coming alone , knowing this is their territory . The third , kicks Crow ' s Duel Disk off his arm , saying it serves him right . However , Crow tells them that the bullet had already struck , and just after that , his Duel Disk begins beeping . The rival gang realizes that it is signaling about the arrival of the rest of The Enforcers . After realizing too late this information , an explosion occurs to a wall next to them . The three members decide to escape . Only the leader stays . He becomes terrified once he sees the rest of the Enforcers . The female member turns the light off of their territory , making their escape more discrete . But Yusei caught up with her . He asks her if she will accept his Duel . He then throws a handcuff at her , saying that the Duel Disk of the loser of the Duel will be destroyed and she won ' t give up until the match has an outcome . Jack throws the Duel Disk back at Crow , who throws a handcuff at the fat member of the Magician ' s Four . The third member tried to escape , but Jack blocks his way , saying that Crow owes him a lot and that he ' s an ill - mannered one . He asks if he gave him a hard time and then says that he ' ll give him more than thanks to make up for it . After that , he throws a handcuff at him . The Duels starts . Yusei Summons " Speed Warrior " , Crow ' s Summons " Blackwing - Bora the Spear " and Jack Summons " Mad Archfiend " . Kalin decides to take on the leader of the Magician ' s Four to satisfy him . He throws a Deathmatch Duel Rope at him . The Duel of the two leaders starts . Yusei Summons " Junk Warrior " and has it attack the female member directly , defeating her . Crow Summons " Blackwing Armor Master " and uses it to attack and defeat the fat member . Jack Summons " Exploder Dragonwing " and uses it to attack and defeat the third member . The Duel Disk of all three members are destroyed . The leader of the Magician ' s Four Summons " Dark Eradicator Warlock " and sends it to attack Kalin directly . However , Kalin activates his Trap Card , " Hate Buster " , which prevents " Dark Eradicator Warlock " from destroying " Archfiend General " . " Archfiend General " then attacks and destroys " Dark Eradicator Warlock " , defeating the Magician ' s Four leader and destroying his Duel Disk . The Enforcers has now managed to take over Zone D of Satellite . Back in the present . Kalin laughs sinisterly and says those were fun times to Yusei , Crow and Jack . Carly asks what happened to them all . Jack tells her that he , Yusei and Crow used to hang out with each other since they were kids . That ' s when Kalin appeared and gave them , all of who stayed in Satellite doing nothing , an albeit small piece of hope . Second flashback . While telling Carly the story , flashbacks are shown of Jack watching Satellite and then watching Yusei working on a Duel Disk . Crow is also seen in the flashback playing with kids . Kalin appears and tells his friends that Team Golem will be at Zone B tonight . He says they ' re going to march right in there and smash them in one shot . Jack tells Carly that back then in Satellite , Duel - starved Duel Gang s formed here and there , with each controlling their own zone . Kalin tells them that before long , they will be filling this one in black , since that they can ' t escape from Satellite . In which case , they have to make themselves satisfied here . So , they must satisfy themselves by pulling off something big here in Satellite . Jack tells Carly that back then , if they hadn ' t met Kalin , they might have been crushed by Satellite , which had no way out , and turned them into real garbage . To them , he was literally their savior . The Enforcers is then seen in action fighting Team Golem . Back at the Present again . Kalin says to Yusei that these flames are the same as his rage and they will not die out until there ' s an outcome . The life - risking battle between two former friends will now start , he announces . Yusei asks Kalin why he became a Dark Signer . Kalin refuses to respond and laughs sinisterly . They both start their Duel Runner s and the Turbo Duel begins . The Turbo Duel . Kalin activates " Speed World " , which puts the two Duelists ' Duel Runners on auto - pilot . Yusei knows Kalin is serious about this Duel . Yusei asks him if this is one of those life - whittling Duels , where blows from the Duel become real . Kalin confirms this and says that he ' s going to put him through some of those deadly sentiments . They both shout Duel . Jack asks Mina to tune in on the Duel through their monitor . Mina puts the monitor on . Crow also switches on his monitor . Kalin states that it is time for the revival of the Enforcers . On his first turn , Kalin Summons " Infernity Beast " in Attack Position with 1600 ATK and Set s " Depth Amulet " , ending his turn . He tells Yusei to give him a fight that will make his flame of vengeance seethe even more . Yusei begins his turn , seeing that he has no choice . Both duelists ' SPC are at 1 and Life Points at 4000 . On his first turn , Yusei draws and Summons " Speed Warrior " in Attack Position with 900 ATK . " Speed Warrior ' s " ATK is doubled to 1800 as it attacks " Infernity Beast " , but Kalin activates his face - down " Depth Amulet " , which negate s the attack of at the cost of 1 card from his hand . Kalin notes how Yusei ' s Deck hasn ' t changed at all , he can see through it . Yusei asks Kalin if he has changed . Kalin replies yes and thanks to Yusei . Yusei ' s dragon birthmark glows , before he Sets 2 cards and ends his turn . It ' s Kalin ' s turn . Both duelists ' SPC becomes 2 . Kalin Summons " Infernity Archfiend " in Attack Position with 1800 ATK . During his Battle Phase , he sends " Infernity Beast " to attack " Speed Warrior " . The monster destroys " Speed Warrior " , causing Yusei to lose 700 Life Points . Kalin tells Yusei to do the Dance Of Death . Yusei nearly loses control of his Duel Runner . Kalin claims that this is a true Turbo Duel ; a game unlike any Yusei has played before . Yusei manages to regain control of his Duel Runner . Kalin informs him that he ' s not done battling yet . He sends " Infernity Archfiend " to attack Yusei directly . Jack and Crow are concerned for Yusei . Kalin laughs sinisterly while Yusei watches the monster preparing its attack on him . Kalin yells at Yusei to die and go to hell . Featured Duels . Yusei Fudo vs . Member of the Magician ' s Four . Turn 1 : Yusei Yusei Normal Summons " Speed Warrior " ( 900 / 400 ) in Attack Position . Turn ? ? : Yusei " Junk Warrior " ( 2300 / 1300 ) attacks directly ( Opponent 1500 → 0 ) . Crow vs . Member of the Magician ' s Four . Turn 1 : Crow Crow ' s Summons " Blackwing - Bora the Spear " ( 1700 / 800 ) in Attack Position . Turn ? ? : Crow " Blackwing Armor Master " ( 2500 / 1500 ) attacks and destroys " Skilled Dark Magician " ( 1900 / 1700 ) ( Opponent 1300 → 0 ) . Jack Atlas vs . Member of the Magician ' s Four . Turn 1 : Jack Jack Summons " Mad Archfiend " ( 1800 / 0 ) in Attack Position . Turn ? ? : Jack " Exploder Dragonwing " ( 2400 / 1600 ) attacks directly ( Opponent 2400 → 0 ) . Kalin Kessler vs . Member of the Magician ' s Four . Turn ? ? : Magician ' s Four member " Dark Eradicator Warlock " ( 2500 / 2100 ) attacks " Archfiend General " ( 2100 / 800 ) , but Kalin activates his face - down " Hate Buster " to destroy both monsters and inflict damage to the opponent equal to his destroyed monster ' s ATK ( Opponent 1500 → 0 ) . Kalin Kessler vs . Yusei Fudo . Turn 1 : Kalin Kalin ' s hand contains " Depth Amulet " , three copies of " Infernity Archfiend " , " Dark Tuner Nightmare Hand " and " Infernity Guardian " . Kalin draws " Infernity Beast " and subsequently Normal Summons it ( 1600 / 1200 ) it in Attack Position . Kalin then Set s a card . Turn 2 : Yusei Yusei draws " Speed Warrior " . During the Standby Phase , the effect of " Speed World " activates ( Kalin ' s SPC : 0 → 1 ; Yusei ' s SPC : 0 → 1 ) . Yusei Normal Summons " Speed Warrior " ( 900 / 400 ) in Attack Position . Yusei ' s hand is shown to contain " Scrap - Iron Scarecrow " , " Shard of Hope " , " Rockstone Warrior " , and " Hyper Synchron " . Yusei enters his Battle Phase and activates the effect of " Speed Warrior " to double its ATK ( " Speed Warrior " : 900 → 1800 / 400 ) . " Speed Warrior " attacks " Infernity Beast " , but Kalin activates his face - down " Depth Amulet " and activates its effect to negate the attack by discarding " Infernity Archfiend " . " Depth Amulet " will remain face - up for three of Yusei ' s turns and it will be destroyed during Yusei ' s 3rd End Phase after its activation . At the end of the Battle Phase , the effect of " Speed Warrior " expires ( " Speed Warrior " : 1800 → 900 / 400 ) . Yusei sets two cards . Turn 3 : Kalin Kalin draws . During the Standby Phase , the effect of " Speed World " activates ( Kalin ' s SPC : 1 → 2 ; Yusei ' s SPC : 1 → 2 ) . Kalin then Normal Summons " Infernity Archfiend ( 1800 / 1200 ) in Attack Position . " Infernity Beast " then attacks and destroys " Speed Warrior " ( Yusei 4000 → 3300 ) . " Infernity Archfiend " then attacks directly . Yusei ' s hand contains " Rockstone Warrior " , " Hyper Synchron " , and " Speed Spell - Final Attack " . Featured cards . The following cards appeared in this episode . Cards in italics debuted here .