Hey, the video you uploaded here is private. Thus Moderators can not see him. Turn off private!
https://www.cubecraft.net/threads/fly-noknockback-killaura-and-aimbot-hacks-on-cubecraft-arcade.129815/
https://www.cubecraft.net/threads/fly-noknockback-killaura-and-aimbot-hacks-on-cubecraft-arcade.129815/