OK, so you have a sub that works if needed for more boom for HT, then I would get a new avr as well. The Pioneer should work very well.

The VP100 is a great center channel too and should work very well with a set of M50s.

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