Today we bring together the fastest and most powerful V12 Lamborghini's in Forza Horizon 5! The 2018 Aventador SVJ, 2016 Aventador SV, 2013 Veneno, 2016 Centenario & 2020 Sian Roadster! All of these 700+ horsepower beasts can blast way past 200 mph but which one is the best overall? Well we're gonna find out with a series of performance tests. Let's see what happens!