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 Blip & Blop: Balls of Steel - Final Bosses, MUGEN: Sentinel vs. Marvin the Martian, [Wii] Batman: the Brave and the Bold - Episode 3 Teaser Boss: Clock King