Things that itcan be used to tame yuty since it can't be feared and mammoth and also daedons they don't aggro as long as your on it rex and spinos make sure to have good melee and health Stat bc they can prob hit you while your holding them also get sap to turn it into resin in the rys inventory really useful for killing low-level at safe distance. Also beware of alpha Carlos if your gonna use the ry to tame a yuty they can control alpha carnos