Audio problem: During the battle with Team Rocket, when Ash tells Pikachu to use Thunderbolt for the first time, Pikachu's voice plays before his mouth moves. (00:16:41)
Revealing mistake: When Aipom runs off with the crown, its tail passes through a wall. (00:07:34)
Haruka vs Shu! The Final Battle!! - S9-E37
Continuity mistake: When Drew tells Flygon to use Steel Wing for a second time, the tip of Flygon's tail changes from green with red borders to red with green borders. (00:05:25)
Enter the Tower Tycoon, Lila!! - S9-E24
Continuity mistake: When Anabel hands Pikachu to Ash, Pikachu's left arm changes from yellow to purple. In the same shot, Ash's right glove and the tip on Meowth's tail disappear. (00:06:30)
Enter the Tower Tycoon, Lila!! - S9-E24
Continuity mistake: When Ash and his friends are at the entrance of the Battle Tower, the brown linings on Brock's sleeves briefly turn orange. (00:11:13)
Pokémon Contest! Yuzuriha Convention!! - S9-E17
Revealing mistake: When Jessie walks over to May after she wins against her, Mime Jr's eyes and mouth are briefly missing. (00:14:06)
Queen of the Serpentine! - S9-E13
Revealing mistake: When the title appears, it is duplicated. (00:01:17)
Haruka Travels Through Time!! - S9-E12
Continuity mistake: After May asks if Edna remembers her, Ash's shirt disappears. This also happens when Brock says that the Volbeat are doing their courtship dance by the tree. (00:18:47 - 00:20:01)
Enter Manene! Mansion of Rest! - S9-E2
Continuity mistake: When Ash and his friends agree to not reveal that James is part of Team Rocket, Ash's black sleeves turn blue. (00:08:16)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: When Kiyo tells Ash and his friends to eat, Misty's bag changes from being on the ground to on her shoulder. (00:04:29)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: After Kiyo says that he is known as Black Belt Kiyo, Misty's bag disappears. (00:04:07)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: When Kiyo says that Ash must have battled at the Cianwood Gym, Ash's blue jacket turns black like his shirt. (00:03:48)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: When Kiyo climbs down to the rope, his armband switches from his right arm to his left. (00:14:33)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: When Jessie says her name during the motto, her outfit changes from her boxing outfit to her usual uniform. (00:13:29)
Balkie and the Karate King Nobuhiko! - S5-E24
Continuity mistake: When a villager runs over to Kiyo, the white stripe on Ash's bag disappears. (00:04:56)
Continuity mistake: When Professor Oak introduces the Johto Pokédex to Ash, its black antenna turns red. (00:14:42)
Continuity mistake: When Tracey recalls Scyther, the ring around the button on the Poké Ball disappears. (00:20:36)
Continuity mistake: When Lickitung runs into Victreebel, its pink eyebrows turn yellow. (00:17:15)
Continuity mistake: When Ash throws a Poké Ball to catch Scyther, his bag disappears. (00:04:40)
Continuity mistake: When Tracey asks if Misty is coming with him and Ash, part of Misty's arms changes from skin-colour to yellow. (00:01:49)
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.