Blokes use anal beads in chess match against grandmaster to try and prove cheating method 'is possible' The Chess" Collection KingButt Plug UPKOOFFICIALSHOP Huge chess world upset of grandmaster Magnus Carlsen sparks wild claims of cheating with vibrating sex toy As dramatic as Chess gets': The scandal rocking the chess world that may involve anal beads Articles rova Chess scandal: Hans Niemann denies using vibrating beads to cheat : NPR