K here is the setup, tell me where to put the volume pedal idk...

wireless to overdrive, overdrive to mesa lonestar, *Effects loop* wah through TC G-Major *Effects return*, into Mesa Recto 2x12 cab.

I guess before the OD? Maybe in the effects loop? idk, lol
between your overdrive and the mesa.
Fender American Deluxe Ash Stratocaster (2000)
Fender Classic Player 60's Stratocaster
Marshall JCM900 100w head & 4x12 cab

Korg DT-10 Tuner; Boss DD-3 Digital Delay; Jim Dunlop JH-1B Wah; Boss RT-20 Rotary Ensemble; MXR EVH Phase 90.