Entei, Raikou, and Suicune are Pokemon ... The Legendary Beasts’ Paradox forms turned past versions of themselves into dinosaurs, but it doesn’t mean they are now the Legendary Dinosaurs.

though it's true that Pokemon Scarlet and Violet do include some official legendary Paradox Pokemon. Such creatures involve the Legendary Beasts, better known as Suicune, Entei, and Raikou ...