The Battling Eevee Brothers - S1-E38
Continuity mistake: When Ash and friends turn to Pikachu after he notices something, Ash's right sleeve goes from not covering the right strap of his bag to covering it. (00:01:17)
Continuity mistake: After Brock places a sticker on a rock, the rock's cracks change between shots. (00:02:46)
Continuity mistake: When Ash asks how they would succeed in their match at the Saffron City Gym if they do not go back into the Pokémon Tower, Charmander is on a connecting part of the path, but in the next shot, he is not. Also, Pikachu is on one completely, but in the next shot, he is not. (00:10:31)
Audio problem: When Ash says, "Up here," his mouth does not move. Also, a part of Pikachu's tail is mistakenly coloured yellow instead of brown occasionally. (00:01:42)
Haunter Versus Kadabra - S1-E24
Continuity mistake: When the camera pans across Ash and friends as they look at the Saffron City Gym, Ash is smiling, but in the next shot, he is not. (00:02:53)
Red Gyarados's Anger! - S5-E27
Character mistake: At the beginning of the episode in the English dub, the narrator incorrectly refers to Lake of Rage as "Lake Rage." (00:00:03)
Mystery at the Lighthouse - S1-E13
Other mistake: When Bill says, "A meaning for all Pokémon, and a meaning all of us humans too," a Sandslash on a screen has an entirely yellow head and has black pupils with white sclerae. Sandslash actually have the lower part of their head coloured cream and have their white pupils with black sclerae. (00:14:01)
Charmander: The Stray Pokemon - S1-E11
Continuity mistake: When Ash and friends realise that the Charmander on the rock is Damian's, Brock's vest goes from being visible underneath Misty's right arm to not and then back to being visible. Also, the marks on Ash's cheeks go from being forward z's to being backward ones. (00:06:43)
Battle Aboard the St. Anne - S1-E15
Continuity mistake: When a passenger asks the captain if the ship is a little off-course, a crowd surrounds a hallway, but in the next shot, the hallway disappears. (00:18:39)
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)
Continuity mistake: When a downward camera view of Charizard going to the ground is seen, Ash, Pikachu, Noland, and the referee are on the ground, but in the next shot, they are on platforms. Also, there are markings on the ground, but in the next shot, they disappear. (00:11:48)
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 Pokémon Water War - S2-E25
Plot hole: When Officer Jenny says why Captain Aidan needs to get Team Wartortle to the location of the final fire, she says that Team Blastoise's path is blocked by a lorry, and Team Squirtle is not powerful enough for the fire. This does not make sense for the former as Team Blastoise later pushes the same lorry aside. (00:13:41)
Enter Manene! Mansion of Rest! - S9-E2
Other mistake: When the camera zooms to show Chimecho and Munchlax on beds for the first time, Munchlax's left foot is mistakenly coloured blue instead of yellow with its pad mistakenly coloured yellow instead of brown. (00:08:42)
The Pokémon Water War - S2-E25
Continuity mistake: When Ash says, "I know you're pretty tired Lapras; you deserve a rest," Tracey is not holding a map in front of him, but in the next shot, he is. (00:00:38)
Evolution! That Mystery and Wonder!! - S8-E50
Other mistake: When Dr. Gordon says that the candy was created to improve a Pokémon's health, Caterpie mistakenly has seven segments instead of six. Also, Ash, Brock, and Pikachu go from being in front of a bookshelf to not being in front of one. Additionally, Max and Ash's bags go from being absent to being present. (00:08:17)
Haruka! The First Pokémon Contest Challenge!! - S6-E35
Continuity mistake: When Ash suggests that May could check the date for the contest earlier, the buildings on the side change between shots. Also, the left side of his hat constantly changes from red to black. (00:00:03)
Enter Manene! Mansion of Rest! - S9-E2
Continuity mistake: When the camera pans to show Chimecho and Munchlax on beds for a second time, Munchlax's feet are mistakenly coloured blue instead of yellow. (00:11:24)
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.