Sins of the Fathers Chapter 1: Doctor Strange - S3-E1
Revealing mistake: When Mary Jane and the other servants of Baron Mordo are flying through the city, they literally disappear into thin air. Probably a problem with rendering the 2D animation within the 3D animation. (00:01:00)
Sins of the Fathers Chapter 1: Doctor Strange - S3-E1
Continuity mistake: When Peter wakes up from Baron Mordo's illusion, he is wearing a monk's robe with sneakers and is barehanded. He removes the robe, revealing he was wearing his Spider-Man costume underneath, but his gloves and boots magically appear on his hands and feet as well. (00:09:45)
Sins of the Fathers Chapter 1: Doctor Strange - S3-E1
Continuity mistake: The hole in Dr. Strange's wall created by Baron Mordo's servants changes size and shape when Spider-Man is hanging Dr. Strange out the window. (00:10:25)
Sins of the Fathers Chapter 1: Doctor Strange - S3-E1
Revealing mistake: The same shot of debris falling from the ceiling in Baron Mordo's lair is used twice. (00:14:25 - 00:15:45)
Sins of the Fathers Chapter 1: Doctor Strange - S3-E1
Continuity mistake: After Spider-Man, Mary Jane, Dr. Strange and Wong escape from Baron Mordo's lair, the lair itself disappears into thin air because of, according to Wong, the fluctuation of diminishing portal energy. When Spider-Man is saying farewell to Dr. Strange, the lair is there again. (00:18:30 - 00:19:05)
Answer: Yes. Many things that would have been in the sixth season would have had Norman Osborne returning from limbo and reclaiming the title of the Green Goblin, Richard Fisk, the son of "The Kingpin" Wilson Fisk would return as a crime lord known as "The Rose", Ghost Rider would have appeared to help Spider-Man stop Dormammu from returning to Earth and Madame Web and Spider-Man would rescue Mary Jane from limbo.