2.91 3x3 Single on @InxyCubes's easiest scramble

U L2 U L2 R2 D2 U' L2 D L F L2 F' U' B U B' R2

z' x'//inspection
f R U R' U' R U R' U2 M' U2 M U2 D R' F R F' D' //XXXXCross
R U' L' U R' U' L