testmason Share definition Flag The chaddiest go around, mostly friendly if you give him robux and bypass, but if you are anybody like 8j and Unorginal, your toast. Wow, I bet PewDiePie is testmason! testmason by testmason November 7, 2020 0 0 Get merch Get the testmason mug. Buy Now — $32.95 See more merch