>>31216291They are, only contrarian faggots will adamantly proclaim that the Tapus aren't legendary.
The Kanto Birds, Johto Beasts, Regis etc. are all legendary groups from respective regions, their BSTs range from 560-600, but despite their status and BSTs they are still allowed past most post-game "blanket legendary bans" in battle facilities.
They are classified as "sub-legendaries," essentially meaning legendaries that can be used through said filters.
In Sun and Moon, the Pokedex background color will indicate their status.
Regular Pokemon have blue backgrounds, sub-legendaries, (UBs, Type:Null/Silvally and Tapus,) have green backgrounds, and big league legendaries, (both Zygarde formes, Lunala, Necrozma etc,) have gold/yellow backgrounds.