The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Xavier is explaining that he challenged the Shi'ar to a duel of honor, there is no-one standing between him and Lilandra, Earthquake, and Gladiator. When the shot changes, Gambit and Beast are now standing between them. (00:02:24)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Lilandra slams her first down onto the control panel, the appearance of the control panel changes between shots. (00:17:14)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Cyclops and Jean are hiding in the shallow alcove, as he is saying there's so much he wants to say to her, his teeth alternate between being white and flesh-colored. (00:13:56)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Lilandra is explaining that it is her duty to protect her people, the band around her elbow alternates between being gray and yellow. (00:06:18)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Cyclops asks Lilandra why she has kidnapped the X-Men, the background shows several sections of people in stadium seating, several yards in the distance. When the shot changes, the background now shows a wall that is very close to her head. (00:03:02)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Storm is questioning why the Shi'ar Imperial Guard have stopped approaching the X-Men, Gambit's pants are colored blue, when they should be black. (00:02:16)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Wolverine says "You got that right," there is no-one standing between him and Xavier and Rogue. When the shot changes, Storm is now standing between the three aforementioned characters. (00:02:03)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Gambit and Storm were knocked unconscious in battle, they were lying next to each other. When Xavier revives them in order to stop Dark Phoenix, they are several feet away from each other. (00:10:54 - 00:15:15)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Earthquake knocks out Gambit and Storm, he and Hussar are offscreen to the viewer's left. When the shot changes, Hussar is standing directly behind where Gambit and Storm's heads are pointing. (00:10:54)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When the X-Men are standing on the platform waiting to be transported to the Moon, Gambit is standing directly behind Jean and Cyclops, with Storm on his right. When the shot changes, Gambit has disappeared. (00:08:34)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: Lilandra's adviser goes from having no tattoo-like markings around his eyes to suddenly having them in a later scene. (00:09:00 - 00:13:20)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Professor X and Lilandra are having their psychic meeting, Lilandra's dress changes from blue to red. (00:05:55)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Cyclops is talking to Rogue, his abdominal muscles go from being a 4-pack to a 6-pack. (00:06:50)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: Professor X's usual hoverchair was destroyed by the Dark Phoenix in the previous episode, so the Shi'ar gave him a new one to use on their starship. However, when Professor X is lamenting over the X-Men's imminent defeat against the Shi'ar Imperial Guard, he is back in his original hoverchair. Towards the end of the episode, he is back in the Shi'ar hoverchair. (00:04:10 - 00:13:15)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: When Gambit says to Wolverine "Gambit will be ready," his pants are light-blue colored. A couple of shots later, they are back to being their usual black. (00:05:30)
The Dark Phoenix (4): The Fate of the Phoenix - S3-E14
Continuity mistake: After Storm rescues Gambit from falling to his death and they fly outside, when the shot changes they have literally appeared out of thin air. (00:10:30)