Sins of the Fathers Chapter 3: Attack of the Octobot - S3-E3
Continuity mistake: When Doc Ock is about to unmask Spider-Man in his lab, there is a brief shot of Doc Ock standing under a night sky. This is from their rooftop battle in the previous scene/episode.
The Origin of the Fantastic Four: Part 2 - S1-E2
Continuity mistake: When the warden is being interviewed on live TV, the cameraman is straight across from him. When the broadcast is shown on Puppet Master's TV, the camera is now facing the warden's left side profile. (00:03:20)