True Colors - S1-E23
Continuity mistake: At the beginning of the episode, the orange spikes on King Koopa's shackles turn white. (00:00:51)
True Colors - S1-E23
Continuity mistake: When Cheatsy says that he and Kooky need to wake up their father, King Koopa's yellow underbelly turns green like the rest of his body. In the same shot, there is a lever that is completely grey, but in the next shot, it turns green while the top turns pink. (00:00:56)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When the Koopalings run over King Koopa, Kootie Pie's yellow bracelets turn black and spiked like the other Koopalings, while Hop's black glasses turn green like his head. Shortly after, Hip is depicted as Hop, while Hop's hair turns completely yellow. (00:11:23)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When Mario turns the car park back into the Amazon Jungle, Hop is replaced by Hip, while part of a lamppost can still be seen. (00:11:15)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When Mario takes Hop's wand, Hop's sclerae disappear. (00:11:12)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When Luigi takes Big Mouth's wand, the yellow rim of Big Mouth's shell turns white. (00:10:54)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: Throughout its appearance, the colour of the Koopa Klogger changes from shot to shot. (00:03:25 - 00:09:29)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When King Koopa congratulates his Koopalings, Hip and Big Mouth have swapped screens, while Bully is larger than normal. (00:08:53)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When Princess Toadstool says, "King Koopa will not get away with his latest scheme," a Paragoomba's body changes from white to brown. (00:06:32)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When Toad tells the Mario Bros. to not worry, the number of fingers he has on his right hand changes from four to five. (00:06:26)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When King Koopa tells Kooky to activate his invention, Kooky's green head turns cream-coloured. In the same shot, his belt buckle is brown, but in the next shot, it turns black. (00:03:17)
7 Continents for 7 Koopas - S1-E22
Continuity mistake: Throughout the episode, Princess Toadstool's shoes change from white to purple several times.
7 Continents for 7 Koopas - S1-E22
Continuity mistake: When King Koopa says he just got his Doomship back from the repair shop, Cheatsy's black shackles turn green. (00:01:26)
Continuity mistake: When King Koopa says the Mario Bros. are in time for his plan, Luigi's green cap turns red, his black hair turns brown, and his green eyes turn blue, looking like Mario. (00:05:16)
Continuity mistake: When the Mario Bros. fly through a window, it is open, but in the next shot, it is closed. (00:05:08)
Continuity mistake: When Kooky says he upgraded his machine, the green rings around the spikes on King Koopa's shell turn orange, like the spikes themselves. (00:04:57)
Continuity mistake: When the Mario Bros. fly, Emperor Ed back up to Sky Land, his medals change from yellow, red, and white to completely yellow. (00:04:32)
Continuity mistake: When Emperor Ed falls out of the Doomship, his red sash turns blue like his shirt. This also happens when he revolts. (00:02:48 - 00:08:54)
Continuity mistake: When King Koopa says Kooky's device works perfectly, Kooky's green eyelids turn blue like his hair. (00:01:22)
Mush-Rumors - S1-E17
Continuity mistake: When King Koopa says they will have to stop the aliens, one of the orange spikes on his shell turns white. (00:03:27)