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 Let's Play Gears of War 2 - Part 01: Tutorial, Let's Play Gears of War 3 - Part 15: Lambent Berserker, Let's Play Gears of War 3 - Part 16: Lambent Humans