This sound effect can be found on Sony Pictures Sound Effects Library Volumes 6-10, which was made by Sound Ideas. Links: https://soundeffects.fandom.com/wiki/Sound_Ideas,_Roar_%26_Scream_07_-_Massive,_synthesized_animal_roars
Sound Ideas, Roar & Scream 07 - Massive, synthesized animal roars
Devil Dinosaur (MCU)
for Devil Dinosaur (MCU) in Sound Ideas
Suggested by toonking1985
Vote for and/or add what you guys think would be the best sound effects' for certain creatures, objects, and characters?
