User blog comment:OverlordRocks/What is the plot of season 7? (Let's look at the facts, work together, and have everybody collaborate!)/@comment-33842457-20160325023345

Maybe this Sensei's mysterious past is more than just being "The First Airjitzu Master" if you know what I mean. Maybe Yang is the master of a parallel realm where the bad guys are the rulers of Ninjago and had won every battle with the Ninja. Maybe Yang is the First Spinjitzu Master's dark counterpart