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 SSBB Hacks - Bug's Final Smash, SSBB Hacks - Zelda's Cinamatic Final Smash, SSBB Hacks - Samus' Cinematic Final Smash