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 Acrobatic Plumber: A SSB4 [3DS] Mario Combo/Highlight Video, Pokémon Gold/Silver/Crystal Wi-Fi Battle #1 [OU] vs TSV3CTOR: Lots of Parahax