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 Luc's Elsword - Add as Leon Magnus Voice Mod, (Download link) Elsword - BlazBlue Style Sound Effect & UI Pics, Tales of Elsword-Artillery Strike Quantum Ballista New Voice