Battle Aboard the St. Anne - S1-E15
Continuity mistake: When Meowth says, "We got a call from the boss," he moves his right forepaw onto a button, but in the next shot, it is no longer on it. (00:04:24)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When the lights in the lighthouse turn on, Pikachu's left ear overlaps Brock's bag despite being behind it. Also, the part of Ash's jacket to the right of his collar goes from white to blue. Additionally, the part of Brock's bag to the left of his head goes from present to absent twice. Furthermore, the keys on the phone go from present to disappearing. Moreover, the right side of the front of Ash's hat goes from being white to being white and red and then back to white. (00:10:08)
Mystery at the Lighthouse - S1-E13
Continuity mistake: When Ash and Krabby first approach each other, there is no stick on the ground, but in the next shot, there is. (00:04:26)
Mystery at the Lighthouse - S1-E13
Revealing mistake: When Professor Oak puts tofu in a bowl, the tofu is briefly shown behind it instead of in it with the ladle it is on having a line from the bowl showing through it. Also, when he gets it out, the tofu is not fully coloured in. (00:09:02)
The Path to the Pokemon League - S1-E8
Other mistake: When A.J. is grateful when Sandshrew returns, his Butterfree's antennae are missing occasionally. (00:15:24)
Charmander: The Stray Pokemon - S1-E11
Continuity mistake: When Nurse Joy checks Charmander's heart rate, Charmander's flame is missing occasionally. (00:10:48)
Charmander: The Stray Pokemon - S1-E11
Audio problem: When Misty gives Ash some soup, the sound of its bowl being placed on a table is heard before it is placed on it. (00:05:49)
Electric Shock Showdown - S1-E14
Other mistake: When Ash mentions that Lt. Surge must be a great Trainer, a Rattata's left eye is missing. (00:02:43)
Showdown in Pewter City - S1-E5
Character mistake: When Brock's father takes Ash to Brock's house he tells him that Brock has ten younger brothers and sisters to take care of. But during Ash's second match against Brock you can see that Brock has nine younger brothers and sisters. You can even count them when they are all holding onto Ash to prevent him from continuing with his battle against Brock. (00:09:18)
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)
Factual error: When the power in the lift goes out, all of the lights turn off. However, in real life, some of these lights would remain on for emergency lighting. (00:04:28)
Factual error: When the lift starts working again, the cables on one side of the lift are being pulled downward while the ones on the other side remain in place. However, lifts are pulley systems; if one end is pulled down, the other end is pulled up. (00:05:24)
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)
Other mistake: When the computer in the storage room says, "Downloader activated," the land and water are reversed with the cities appearing on water instead of land. (00:15:02)
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)
Charmander: The Stray Pokemon - S1-E11
Continuity mistake: When Ash asks if he cannot get Pokémon, there is no protrusion between Brock's and Misty's bags, but in the next shot, one appears. Also, Pikachu's head is not turned, but in the next shot, it is. Additionally, the strap of his binoculars is on the centre of the right half of his collar, but in the next shot, it is not. (00:01:34)
Continuity mistake: When Ash requests a baker, the basket further away from the screen has its left strap facing diagonally up, but in the next shot, it is facing vertically. (00:03:45)
Electric Shock Showdown - S1-E14
Revealing mistake: When Nurse Joy says, "A while ago, I came across something like this," a line on her dress shows through her clipboard despite covering it. Also, her left sleeve goes from being absent to being visible. Additionally, her right thumb is not covered by her case, but in the next shot, it is. Furthermore, her left arm is angled up, but in the next shot, it is angled down. (00:11:08)
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.