Thread:8th Mizukage/@comment-3323136-20180510102353/@comment-848084-20180511092326

While I can see why you are thinking that way, you have to remember that the eras are made up by fans, they aren't official and don't have to follow the company who produces them. They are grouped together by similar factors as well. Zordan and Post-Zordon eras are the most used names in the fandom.