Haruka Travels Through Time!! - S9-E12
Continuity mistake: When Jonathan is first speaking with an attendant, the woman looking at a map has a yellow shirt, but in the next shot, she has a pink one. Also, the attendant looking at the track does not have a yellow strip on his hat, but in the next shot, he does. Additionally, there are lights in the station, but in the next shot, there are not. (00:13:07)
Fu and Lan! Space Center Battle! - S8-E7
Continuity mistake: When first showing a side view of a hallway on a large screen, when the camera stops moving, there is no window, but in the next shot, one appears. (00:13:58)
Off the Unbeaten Path - S9-E14
Continuity mistake: When James places a violet stamp on his map, the stamper's position on the map changes between shots. (00:07:13)
All Things Bright and Beautifly! - S6-E13
Continuity mistake: When Janet says that Beautifly is thanking Max for his compliment, Ash appears from nowhere. (00:05:29)
Enter Those Three! Referee School Island! - S7-E52
Continuity mistake: When Ash, Max, May, and Jimmy ask, "Huh?" the visor on Ash's hat goes from red to black. (00:16:47)
A Corphish Out of Water - S6-E24
Continuity mistake: When Ash is first surprised, Taillow disappears briefly. (00:00:45)
In the Knicker of Time! - S6-E5
Continuity mistake: When Ash says, "I should be thanking you," Brock is absent, but in the next shot, he appears. (00:00:46)
There's No Place Like Hoenn - S6-E3
Continuity mistake: When Ash says, "Oh, sure," the top left part of the wall behind him goes from being red slats to being a cream wall. Also, the right part of the wall goes from having no slats after Ash's bag to having some. Additionally, Ash's marks go from being absent to being present. (00:06:08)
Evolution! That Mystery and Wonder!! - S8-E50
Continuity mistake: When May says, "So there must be a town nearby!" she is behind Ash, but in the next shot, she disappears. (00:00:21)
Evolution! That Mystery and Wonder!! - S8-E50
Continuity mistake: When Dr. Gordon first demonstrates his Future Sight device, the utensils on it are grey, but in the next shot, they are brown. (00:02:36)
Continuity mistake: When Ash, Brock, and Misty rush to find a Pokémon Center for Pikachu because he has fainted, they leave their backpacks behind. When they arrive at the hospital, they suddenly have their backpacks with them. (00:02:26)
Alola! The Starting Island, the Starter Pokémon!! - S20-E1
Continuity mistake: After Ash tells Delia what he did at the beach, Delia's bracelet disappears. This also happens after the flashback of Ash receiving the Egg. (00:03:00 - 00:03:51)
There's No Place Like Hoenn - S6-E3
Continuity mistake: When May looks at her bicycle when it is charred in her flashback, the emblem on her hat to the right of the knot on her bandanna is red with a white lining, but in the next shot, that part is white with a red lining. (00:06:41)
Taming of the Shroomish - S6-E9
Continuity mistake: When Max finds a Shroomish, Pikachu's left forepaw is on Ash's collar, but in the next shot, it is on his left sleeve. (00:04:22)
Continuity mistake: When Ash gets the certificate, part of Pikachu disappears briefly. Also, the man with a red shirt goes from having a split in his shirt too not. Additionally, a girl with an orange shirt between Ash and Officer Jenny goes from being there to vanishing with a man with a yellow shirt going from absent to present. Furthermore, the woman with a green tank top goes from having pink shorts and people to the right of her to having pink pants and not having people to her right. (00:20:20)
Continuity mistake: When Brock says if there are Ghost-type Pokémon, then they can show themselves to them, he, Ash, and Misty are between a doorway, but in the next shot, they are not. (00:08:33)
Continuity mistake: When the computer in Professor Oak's laboratory turns on, there are no lights or moulding, but in the next shot, there are. Also, the raised ceiling's limits to the left and right cannot be seen, but in the next shot, they can. Additionally, three panels are on the screen, but in the next shot, there are five. (00:06:29)
Haunter Versus Kadabra - S1-E24
Continuity mistake: When Ash says that there is nothing to worry about, there is a blue building to the left of Ash's left shoulder, but in the next shot, the building is yellow. (00:04:00)
The School of Hard Knocks - S1-E9
Continuity mistake: When the doors to the training room open, there is no light aligned to the centre of the doors, but in the next shot, there is. (00:09:55)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: When the gentleman asks, "So, you're having a good time?" a plate next to a plate with cake goes from being present to being absent. (00:10:33)
Answer: He is a good guy but just found himself in a bad situation when he worked for Lysander. He didn't want him to harm Ash and his Pokémon when he was trying to get the special bond between Ash and his Greninja to work. He does leave Lysander and go back to being a good person.