The sigil of Penemue/Penimi
The sigil of PewDiePie/PeuNieMie?
Notice how the Pewdiepie's "bro fist" has only three knuckles and how the "thumb" is positioned in relation to the curve in the sigil of Penemue. It conveys that it's the left hand yet the "pewdiepie" always does it with his right...