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 Xenosaga III - Original Sound Best Tracks - Outrageous, Gears of War 2 Bloopers Act 2 (Insane), Gears of War 2 Bloopers Act 3 (Insane)