Continuity mistake: When Hassleberry and the Obelisk Blue students are trying to close to doors to the gym while the Ghouls are approaching, Hassleberry attempts to help Syrus when he sees him. He is then stopped by an Obelisk Blue student who puts his left hand on the top of his shoulder. When the shot cuts, his right hand is suddenly placed on the side of his shoulder. (00:00:18)
Continuity mistake: When Crowler is making a list of all the students in the gym on a clipboard, his right hand is positioned to the right-hand side of the clipboard as he is writing names. In the next shot, his right hand is positioned near the top of the clipboard. (00:03:24)
Continuity mistake: When Jaden is asking Jesse if he saw where the guy with the pompadour went, in the wide shot, Alexis can be seen standing 90° perpendicular on his right. When the shot cuts, Alexis is standing 90° perpendicular, but a few meters ahead of him. (00:11:27)
Continuity mistake: After Jaden accepts Marcel's offer to duel, a couple of students berate him. Jaden then says "Come on, guys, we can win. After all, we can't afford to lose", with his right hand raised. In the next shot, his right hand is lowered. (00:13:59)