How Ninjago treats Spinjutsu is weird/the inconsistency of Spinjutsu

In season 2 Misako uses Spinjutu, which when it first came out convinced me and my brothers that Misako had to have had an element, since everyone else who's used it up to this point, was an Elemental master or used elements in the main series or other media(comics, games, ect.) and she just never does it again, even though she's not a combative type and obviously we stopped thinking that after the reveal of other elemental masters. Then the only characters for a while after the Ninja, Wu...