Continuity mistake: When Tristan runs into the card store to tell Yugi that the play date is cancelled, Yugi puts the card box on the counter. It then cuts to a close-up of Tristan grabbing Yugi's hand, and the box has moved closer to the edge of the counter. (00:53:53)
Continuity mistake: When Sera disappears after meeting Yugi, Yugi stands up while holding his box of dueling cards. His palms are positioned on the bottom side of the box, but in a close-up of the box, his palms are positioned along the side of it. (00:50:42)
Continuity mistake: When Shadi is telling the kids about the Millennium items, the floor bricks that they are sitting on change size. Specifically, the floor bricks are several feet wide for most of the scene, but in the wide shot from above where Shadi says, "There is one last matter, it is not a lesson, but a warning," the floor bricks are significantly larger compared to every other time they are shown. (00:58:23 - 00:58:59)
Continuity mistake: When Diva finds the Millennium Ring after Mani disappears, one of the extensions around the Millennium Ring is pointed upwards. When the shot cuts, the extension is pointed to the left. (01:06:14)
Continuity mistake: When Yugi first meets Sera, he says sorry because he didn't hear her come in. In this shot, he has dueling cards on the table as well as an empty box for the cards. Then it cuts to a close-up of the box where the cards are closer to it. (00:49:06)
Continuity mistake: When Yugi is looking over his cards, he picks up his Dark Magician card. When he does this, his fingers are curled while they are pressed against the back of the card. When the shot cuts, his index finger and middle finger are straight. (00:48:52)
Continuity mistake: When Joey tells Diva that he and his Red Eyes Black Dragon have been on some adventures, Tea places her left hand on the table. But in the next shot, her left hand is placed on the milkshake glass. (00:44:35)
Continuity mistake: When the main characters are walking through the hallway at school, Tea is holding a paper in her right hand. It then cuts to a closer shot of the characters, where the paper is in her left hand. (00:44:10)
Continuity mistake: Diva tells Kaiba that in a dimension duel, if a monster is destroyed, they don't take battle damage. When he says this, he draws a card and extends his right arm behind his back. When the shot cuts, his right arm is extended to the right. (00:32:45)
Continuity mistake: When Diva tells Kaiba he cannot permit him to resurrect the Pharaoh, Kaiba says he can't stop him. When this happens, Diva's forearms are raised slightly. But in the next shot, his arms are lowered. (00:30:55)
Continuity mistake: When Kaiba lands at the excavation site, he takes out a device and presses the button. His arm is raised at a tilted angle when he does this, but when the shot cuts, his arm is raised at an upright angle. (00:26:26)
Continuity mistake: At the mall, when Devlin asks Tristan, "Isn't that Joey's duel disk?", he places a milkshake on the table, and his hand is holding onto it. But in the next shot, his hand is not touching the milkshake. (00:21:16)
Continuity mistake: Just before Kaiba squashes his bottle, the bottle is shadowed. Then, in the close-up of him squashing the bottle, it is shadowed only near the bottom. (00:20:32)
Continuity mistake: While Kaiba is speaking with the technicians after the simulation duel, in the shot where one technician says "And you defeated him soundly, sir" and another one says "I concur, it was no contest", a technician with dark hair can be seen with her arms at her side. When the shot cuts, her right forearm is raised. (00:20:15)
Continuity mistake: After the simulation duel is finished, Kaiba is handed a device by a technician. His hand is placed around the bottom half of the bottle when he grabs hold of it, but when the shot cuts, his hand is further up the bottle. (00:19:37)
Continuity mistake: The Pharaoh activates Dimension Reflector, which allows him to banish Dark Magician and Dark Magician Girl in order to summon a mirror monster. On the mirror monster, the two magicians are shown clashing their staffs against each other. In the following shot after that, Dark Magician Girl's staff is further down Dark Magician's staff. (00:18:20)
Continuity mistake: When Kaiba says "and even though they may never go away, something can be done to make them easier to live with" while dueling the Pharaoh in the simulation, the Pharaoh is shown extending his right arm behind his back after drawing from his deck. When the shot cuts, his right arm is lowered. (00:16:47)
Continuity mistake: During the simulation duel between Kaiba and the Pharaoh, in the shot where Kaiba's life points go from 8000 down to 4500, his left arm is bent at the elbow. But in the next shot, his left arm is a lot straighter and lowered further. (00:16:45)
Continuity mistake: When the lead bully starts glowing, he looks at his hands. On his right hand, three of his fingers are bent downwards, while the other two are only bent slightly. In a close-up of his right hand, all of his fingers are only bent slightly. (00:12:44)
Continuity mistake: After Aigami tells the bullies, "That is why you must vanish," the lead bully starts asking him, "Do you..." In this shot, two other bullies can be seen behind him, and no other bullies are visible in the frame. In the shot after that, the left arm of the larger bully can be seen and is aligned with the lead bully and the blue-haired bully, which should have been visible in the previous shot. (00:11:43)
