This is also the first time that the Ninjalinos finally stand up to Night Ninja. However, Owlette doesn't prove to be a very good leader, and starts acting similarly to how Night Ninja did. They do eventually go back to Night Ninja, when he apologizes.
A villain (the Ninjalinos) swap teams for the first time in this episode.
This episode mentions Egyptian culture for the first time.
It is revealed that Night Ninja has a soft side. Owlette even mentions it, which ends up offending him.
The Museum is revealed to have a model Space Shuttle. It is functional; Night Ninja and his Ninjalinos can be seen riding in it before the engines failed.