andrealphus_(helluva_boss) anthro avian bird blue_body blue_eyes blue_fur blue_hair book brother_(lore) brother_and_sister_(lore) clothing curtains dress female formal_clothing formal_wear frown fur grey_body grey_fur grey_hair group hair helluva_boss hi_res holding_book holding_object holding_shoulder holding_shoulders long_hair male owl owl_demon pink_eyes potrait red_eyes short_hair sibling_(lore) simple_background sister_(lore) sitting smile standing stella_(helluva_boss) stolas_(helluva_boss) teathekook trio white_body white_face white_fur white_hair