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 CSS: Zombie Escape - ZE_LOTR_Mount_Doom_v4_1 [Destroy the Ring] (1080p), Mass Effect 2 - Joker imitates Legion (1080p)