Robo Koopa - S1-E52
Revealing mistake: When Bunsun walks up to Dr. Nerdnik to free him, an animation mistake is noticable. Bunsun is far away and she walks up to him, and during this whole sequence her body is in front of Dr. Nerdnik, according to the camera's view. (00:04:55)
Robo Koopa - S1-E52
Revealing mistake: In the first chase scene, the backgrounds are usually repeated in close-up shots, because you can see a sudden jump in the background animation. (00:00:40 - 00:02:25)
Revealing mistake: When the crocodiles approach the tree, one of them is layered under a rock. (00:11:57)
Revealing mistake: In the live-action segment, when the glass in Luigi's hand shatters from Mrs. Gammliss' singing, Luigi can be seen actually pressing the glass together to make it break instead. (00:17:59)
Revealing mistake: In the live-action segment, when Mario says that Luigi has been eating breakfast backwards, the screen is briefly frozen for a few frames, revealing that Luigi eating backwards is merely footage of him eating forwards played backwards. (00:18:55)
Revealing mistake: In the live-action segment, when the Super Plant chases Mario and Luigi, the actor's shoes can be seen. This also happens when the Super Plant heads over to Dr. Toby. (00:17:43 - 00:18:57)
Robo Koopa - S1-E52
Revealing mistake: When Robo Koopa bursts out of the workshop, he is briefly layered over a wall. (00:08:49)
Robo Koopa - S1-E52
Revealing mistake: When Mario and his friends run, as they fight off Koopa's minions, Luigi runs in midair. (00:07:12)
Robo Koopa - S1-E52
Revealing mistake: After Robo Koopa asks how to stop his suit when it malfunctions, he moves without moving his legs. (00:05:10)
Star Koopa - S1-E51
Revealing mistake: When Princess Toadstool zaps the Stormtroopa holding Luigi, the light around it is misplaced. (00:06:48)
Star Koopa - S1-E51
Revealing mistake: When Obi-Wan Toadi presents the pizza to Mario, the right strap of Mario's seat is connected to thin air. This also happens when he says that the pizza will bolster his appetite. (00:14:48)
Star Koopa - S1-E51
Revealing mistake: When Princess Toadstool explains that the Mushroom Colonists have a right to be on their planet, a line on her dress appears over her right arm. (00:07:13)
Raiders of the Lost Mushroom - S1-E49
Revealing mistake: When Indiana Joe saves Luigi, he is layered over a mushroom. (00:05:05)
Revealing mistake: During Princess Toadstool and Toad's picnic, the tray of bread is layered over Princess Toadstool twice. (00:09:46)
Revealing mistake: When Mario heads to Luigi in one of the coaster cars, the car is initially to the side of the track instead of on it. (00:07:47)
Revealing mistake: After Luigi tells Mario to wait for him, he does not jump on one of the Koopa Troopas, but the Koopa Troopa reacts as though he did. (00:07:46)
Revealing mistake: When the first fight starts, the Bloober disappears into thin air. (00:04:52)
Escape from Koopatraz - S1-E46
Revealing mistake: When Mouser tells everyone to rise for Judge Koopa, he is layered over a wall. (00:03:19)
Escape from Koopatraz - S1-E46
Revealing mistake: When Warden Koopa tells Mouser to show Mario and his friends their cells, his foot is layered over a Koopa Troopa. (00:06:47)
Revealing mistake: When Pronto starts dodging the Koopa Troopas, he briefly appears to be floating in midair. (00:10:51)
