Rio Rex is a dinosaur destruction and rampage game, take control a mighty T-Rex as he goes crazy. You can also check out other cities like New York or Paris. The mighty dinosaur is coming to Rio de Janeiro to cause some destruction. Seeing the past destroyed cities, like New York, Paris, and London. Chew people, destroy buildings and even breathe fire like a dragon. Will you be able to destroy all 16 levels? Enjoy and have fun in playing this free online game on Round Games. Good luck.