Flight of Fear: Part 2 - S4-E23
Continuity mistake: The KaibaCorp plane has a logo spelled "KC" that is displayed on the side of the plane. At the start of the episode, the C is layered over the K. But after the plane crashes at the end of the episode, the K is now layered over the C. (00:02:13 - 00:19:30)
Continuity mistake: A creature jumps in between Yugi and Kaiba and then goes through a wall. A giant hole is left in the wall that is circular shaped, but when the shot cuts to an angle inside the wall, the hole is more of an oval shape. (00:11:53)
Revealing mistake: When Kaiba's men are typing at the computer while the thugs are attacking, there is a shot of a man typing at a keyboard. In the shot, the "I" key is missing the horizontal line at the top of the letter. The horizontal line at the bottom of the letter is shown, making it look like an upside down T. (00:02:56)
Revealing mistake: When Kaiba opens up his laptop, a close-up of the keyboard is shown. In the shot, the K on the "Caps Lock" key can be seen going over the edge of the key. (00:03:12)
Flight of Fear: Part 1 - S4-E22
Continuity mistake: When Mokuba puts the phone to his ear, his little finger can be seen positioned on the front side of the phone, while his other fingers are positioned on the side of the phone. In a closer shot of Mokuba, all his fingers are positioned on the front side of the phone. (00:19:42)
Flight of Fear: Part 2 - S4-E23
Continuity mistake: When Alister draws the Emergency Provisions card from his deck, in the close-up of the card, his middle finger is not touching the back of the card. When the shot cuts, his middle finger is touching the back of the card. (00:10:50)
Flight of Fear: Part 2 - S4-E23
Continuity mistake: On Kaiba's final turn, he draws a card from his deck and extends both of his arms. When the shot cuts, his left arm is suddenly lowered. (00:16:35)
Continuity mistake: When Yugi reappears in front of the Pharaoh, the designs shown on the front side of his Millennium Puzzle are missing for most of the scene. The designs reappear when he tells the Pharaoh it's time for him to pay. (00:09:24 - 00:11:04)
Continuity mistake: When Yugi gets the Eye of Timaeus card, he turns around to face the Orichalcos soldier; his right arm is lowered. When the shot cuts, his right forearm is raised so that he can look at the card. (00:17:42)
Continuity mistake: When Yugi is looking at the Eye of Timaeus card after getting it back, his fingers are straight while holding the card. Then, in a close-up of the card, his ring finger and little finger are bent. Then, in the shot after that, all his fingers are straight again. (00:17:46)
On the Wrong Track: Part 3 - S4-E18
Continuity mistake: When Joey tells Rex he's messing with supernatural powers he could never understand, his right hand is raised to his face as he had just drawn a card from his deck. The shot then cuts to an angle behind Joey and his right arm is suddenly lowered to be level with his stomach. (00:04:58)
On the Wrong Track: Part 3 - S4-E18
Continuity mistake: When Joey activates the Celebration of Creation trap card, Rex continues to attack with his monster. In the shot after Joey asks, "What makes you think I'm using this card on your dragon?", there is a shot of the dragon advancing towards Joey before it is stopped, where Joey's right arm is extended to the right. When the shot cuts, his right arm is bent at the elbow and his forearm is raised. (00:05:25)
On the Wrong Track: Part 3 - S4-E18
Continuity mistake: When Tristan runs over to Rex after the duel has ended, he lifts him up and places his right hand over Rex's left arm. Then there is a shot focusing on Rex, but in the shot after that, Tristan's right hand is suddenly placed on the left side of Rex's abdomen. (00:12:23)
On the Wrong Track: Part 3 - S4-E18
Continuity mistake: When Weevil shows the card that he claims will free Yugi's soul, he is wearing a duel disk on his left forearm. When he goes to tear the card in half, the duel disk has disappeared from his forearm. The duel disk reappears seconds later. (00:14:55)
On the Wrong Track: Part 3 - S4-E18
Continuity mistake: When Yugi is looking at his Dark Magician Girl card, his index finger and middle finger are straight. When it cuts to a close-up of the card, his index finger and middle finger are bent. (00:19:25)
The Fate of the Pharoah: Part 3 - S4-E14
Continuity mistake: When Joey tells Tristan and Devlin that Yugi is brainwashed, the three of them are standing side by side. Two shots later, there is a shot from behind the three of them, where Tristan and Devlin are suddenly behind Joey. (00:11:45)
Continuity mistake: When Dartz is explaining to Rafael and Alister that they got Yugi's soul instead of the Pharaoh's, there is a shot where Rafael asks, "But how?" In the shot, Alister is standing behind Rafael. When the shot cuts, Alister is standing ahead of Rafael. (00:07:45)
Continuity mistake: When Mokuba is talking to Kaiba in his office, there is a phone cord hanging over the left-hand side of the desk. Later in the scene, after Kaiba gets off the call with the main characters, the cord is now hanging over the rear side of the desk. The phone also moves closer to the front side of the desk. (00:18:00 - 00:19:57)
On the Wrong Track: Part 2 - S4-E17
Continuity mistake: When Weevil throws a can at the bin, nothing can be seen around the bin aside from the lid. In the next shot, small pieces of rubbish can be seen next to the lid. (00:16:38)
The Fate of the Pharoah: Part 1 - S4-E12
Continuity mistake: When Yugi summons Berfomet to the field after Chimera is destroyed, Berfomet's right foot is slightly ahead of its left foot. In the next shot, Berfomet's feet are perfectly aligned with one another. (00:07:58)
