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 Super Smash Con @ Dulles, VA Expo Center; August 6-9, 2015, Smash Masters at Super Smash Con 2016 Trailer, Super Smash Con 2015 Montage Video