H-Decidueye: C -> C+ or B-
I don't think the owl deserves to be with Chariard and Clefairy. Grass/Fighting is really deadly, and with Scrappy it can hit a lot of Pokemon with Triple Arrows, like Gholdengo, Kingambit, Archaludon, both Ursaluna formes, Hydreigon, Dondozo, and Tatsugiri. And...