videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Barrage Episode 9 (Halo Reach Machinima), Gears Gone Episode 1 "DESERTION" (Gears of War 2 Machinima), Barrage Episode 2 (Halo Reach Machinima)