I remember the ocean group using their own and not the original but it still sounded better than what funimation did using an original roar while drowning out the original Japanese sfx it allows annoys me
Don't be so abusive either, if he is a saiyan he is already strong and even some capable of destroying the planet now imagine that strength multiplied ×10
They all range from preexisting to isolated and mixed roars from various episodes and movies where the Great Ape appears. I had read somewhere that these roars were recorded with a staff members voice and processed