Island of the Giant Pokemon - S1-E17
Continuity mistake: When James says, "Look over there!" there is a phone booth with no wire attached to it, but in the next shot, a wire is attached. (00:03:21)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: When Ash and friends are first looking at the St. Anne, Ash's rucksack has a strip, but in the next shot, it does not. (00:03:54)
Mystery at the Lighthouse - S1-E13
Revealing mistake: When the costume's right arm falls off, the shell is not fully coloured in. (00:12:32)
Continuity mistake: When Professor Oak is raising his right arm for the first time, his right sleeve intermittently goes from having two buttons to having one. (00:09:19)
Continuity mistake: When Nurse Joy says that it is not necessary for Team Rocket to be at the Pokémon Center, James', Jessie's, Meowth's, Ekans', and the stairs' positions change. Also, the way Ekans is curled up changes. Additionally, Jessie's right earring goes from being present to being absent. (00:13:44)
Pokemon, I Choose You! - S1-E1
Revealing mistake: When the second crowd is cheering, a woman's dress is not fully coloured in. (00:07:35)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: When people are watching the St. Anne rock, some of them are constantly changing colour. (00:19:36)
Mystery at the Lighthouse - S1-E13
Revealing mistake: As Krabby's Poké Ball begins wobbling, the light on it briefly shifts to the left. (00:04:36)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Professor Oak is getting Pikachu's Poké Ball, the platform it is on is in one piece, but in the next shot, it is in two pieces. (00:06:43)
Revealing mistake: When Ash goes to save the Pikachu in the river, he clips through his and Misty's bags. (00:05:25)
The Water Flowers of Cerulean City - S1-E7
Revealing mistake: In the localizations, when Ash and Brock begin running to the crime scene, part of the top of Ash is missing. (00:04:25)
Mystery at the Lighthouse - S1-E13
Revealing mistake: When the costume's left arm falls off, the shell is not fully colored in. (00:12:33)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When Bill asks, "Who's there?" the intercom on the doorbell changes from blue to black. (00:06:38)
Charmander: The Stray Pokemon - S1-E11
Continuity mistake: When Damian says, "Just look at 'em," the pile of Poké Balls changes. (00:06:07)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When Ash says, "I got it," there is no doorbell on Bill's Lighthouse, but in the next shot, there is. (00:07:17)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When the doors to the lighthouse are initially opening, the placement of the Pokémon on them change between shot. (00:08:09)
The Water Flowers of Cerulean City - S1-E7
Continuity mistake: When a person says, "Uh, some burglars broke into that store last night," there is a woman with a yellow shirt and brown hair, and a man with a yellow jacket, but in the next shot, the woman has a blue shirt and orange hair, and the man has a blue and cream jacket. (00:04:29)
Continuity mistake: When Ash, Misty, and Nurse Joy enter the storage room, Nurse Joy's left hand is not behind Ash, but in the next shot, it is. Also, the floor changes from a yellow floor that is not tiled to a green floor that is tiled. (00:14:15)
The Ninja Poke-Showdown - S1-E32
Revealing mistake: When Pikachu turns his head after a Venonat leaves, his left ear clips through Ash. Also, part of Ash's right leg is missing. (00:03:46)
Challenge of the Samurai - S1-E4
Continuity mistake: When Ash goes to get a Poké Ball for the first time, the ball is upside down, but in the next shot, it is upright. Also, behind the same Poké Ball, there is another one, but in the next shot, there is not. (00:03:19)
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.