Mobile: get on a fast tame and get 4 metal billboards or 3 metal dinosaur gateframes with gates. ( bring quetz kibble or prime, also bring soothing balm and bio toxin, as well as longnecks and darts or crossbows and toxicant arrows) go next to giga, place down gateways and gates or billboards, shoot it untill unconscious. Shove food bio toxin and soothing balm into its mouth. Boom: tamed giga- elkwing