Revealing mistake: When Misty is setting the table, Brock's left foot clips through his cooking tool. (00:10:30)
Revealing mistake: When Misty speaks after first showing a closeup of Ash, Brock's right arm is not drawn completely. (00:21:21)
Revealing mistake: When Mewtwo is first seen in a tower, its right hand and the upper half of a woman's body are translucent with the screen showing through them. (00:25:56)
Revealing mistake: When Dragonite retrieves a letter from its handbag, the letter clips through the bag. (00:26:39)
Suggested correction: As explained in the DVD commentary, Team Rocket don't know everything about Pokemon. They thought it was an Alakazam though.