This is a thread (soon to be) full of Mewtwo videos. If you have any videos you want to add, send them my way!    
@Mewtater's Mewtwo tech playlist:    Top 8 @ KSB 2017 (starts at 8:15:12, very strong showing from both Tanoshimi and Thulius)
Team USA vs. Team East Japan @ KSB 2017 (timestamp starts at Thulius vs. Shiruo) 
Thulius vs. Wzurds 
Aegis vs. Double and Pentao 
Storybook vs. Char, Twilight, and jda7 @ CCR4 (vs. Char - item #3 in playlist)