Nice system, we do expect to see pictures of it once you are ready. You can get a little more BOOM from the M22s when wall mounted than when they are on stands but with that sub the BOOM shouldn't be a problem, go with what eveer you feel you need to use.

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70