>>52002529They absolutely are. "Event Legendaries" is a fan term.
>Mythical Pokémon (Japanese: 幻のポケモン Illusory Pokémon) are a group of Pokémon seen so rarely in the Pokémon world that some question their very existence.[1]>In Japanese media, Mythical Pokémon and Legendary Pokémon have always been presented as distinct groups. In non-Japanese media prior to Generation V, Mythical Pokémon and Legendary Pokémon were both considered to be Legendary Pokémon (and the term Mythical Pokémon was unused, with some fans calling Mythical Pokémon "Event Legendaries", reflecting how they usually must be obtained at an event, but they are not a subset of them[2]); since Generation V, the two groups are presented as distinct groups in all official media.https://web.archive.org/web/20141019114239/http://www.pokemon.co.jp/ex/pokescrap2014/pokemonPic related, every Legendary Pokemon since Crown Tundra. Note how only Mythical Pokemon are excluded from this lineup.