The Water Flowers of Cerulean City - S1-E7
Audio problem: When Ash tells Brock to follow him, his mouth does not move. (00:02:43)
Showdown in Pewter City - S1-E5
Continuity mistake: When Flint tells Ash to come with him, Ash's gloves disappear. (00:08:15)
Showdown in Pewter City - S1-E5
Continuity mistake: When Team Rocket is wondering where the trap is, Jessie's right glove changes from black to skin-colour. (00:01:46)
Continuity mistake: When the power goes out in the Pokémon Centre, Nurse Joy's pink dress turns white, while her white apron turns pink. (00:14:21)
Revealing mistake: When Team Rocket first appears in the Pokémon Center, they are slightly transparent, and the background can be seen through them. (00:13:00)
Continuity mistake: In the English dub, when Ash and Pikachu smile after Squirtle jumps into the former's arms, the mountains in the background shrink in size from the last shot. (00:00:51)
Battle Aboard the St. Anne - S1-E15
Revealing mistake: When Giovanni says, "I'm disgusted watching you fail me, when you and I expect total perfection," his left hand clips through Persian with his left thumb clipping twice. (00:04:53)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: When the Gentleman says, "That's enough," he has his left hand behind the left whiskers on Raticate, but in the next shot, it is below them. Also, the sign indicating a win has vanished from the end of the match before Ash's. (00:08:42)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: In the first shot of the episode, the warehouses at Vermilion Harbor have their entrances facing perpendicular to the bridge leading to them, but as the camera pans closer to Vermilion Harbor as Ash and friends approach it, the entrances face parallel to the bridge. (00:01:28)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Ash is first in bed, the left row of books contains four books with the right containing five, but when the alarm clock falls off its holder, the left has five with the right having four. Also, the white books in the right row changed colour to blue. (00:03:31)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Professor Oak says that tomorrow is an important day for new Trainers, the borders on the board with pictures of the starter Pokémon are blue, but in the next shot, they are brown. (00:02:54)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When Delia says, "Well, if you can't sleep, you should at least get ready for tomorrow," the television is skewed with the dresser it is on, but when she changes the channel, it is aligned with it. (00:02:46)
Pokemon, I Choose You! - S1-E1
Continuity mistake: When the camera pans to Ash for the first time, the television set is aligned with what it is on, but in the next shot, it is skewed. Also, there is no wood framing around the window to the right of Ash, but in the next shot, there is. (00:02:04)
Abra and the Psychic Showdown - S1-E22
Continuity mistake: When the camera pans up to show the Sabrina doll as Ash and friends are running, Pikachu abruptly shifts right briefly before returning to his previous position. Also, the centre cloud is above two others on a set, but in the next shot, it is below them. (00:16:05)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When Ash is looking around for Krabby's Poké Ball after it goes from his right hand, the background is a beach at sunset, but in the next shot, it is a forest at sunset. (00:05:06)
Abra and the Psychic Showdown - S1-E22
Revealing mistake: When Sabrina puts her right hand on the floor of a hallway, the lines that indicate the impact of her hand remain after it happens. Also, her aforementioned hand is on the floor, but in the next shot, it is not there. Additionally, the door to the right is blue, but in the next shot, it is brown. The shot after also has the dresser, its items, and the rug in the main room going from present to absent. (00:15:43)
Haunter Versus Kadabra - S1-E24
Continuity mistake: When Ash says that Misty and Brock are dolls, the dolls of Misty and Brock are on the ground, but a shot later, they have disappeared. (00:06:42)
The Path to the Pokemon League - S1-E8
Continuity mistake: When A.J. removes his bag, the straps on Ash's are green, but when Butterfree picks up A.J.'s, the straps on Ash's have changed to black. (00:03:27)
Continuity mistake: When there is a front view of Ash carrying Pikachu to the Pokémon Center, his left strap is green, but in the next shot, it is blue. (00:02:17)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When the Poké Ball Ash uses for Krabby indicates success, it is at a 22° angle, and there are pieces of wood on the ground, but when Ash goes over to retrieve it, it is at a 45° angle, and the pieces of wood previously on the ground have disappeared. (00:04:49)
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.