Reason Rack Licence Mastering Suite then you have to check

then you have to check this out

The oscillator features up to 16 "voices"

and oversampling up to 32x for pristine high-resolution dynamics—even under aggressive settings

That's MHarmonizerMB

Reason Rack Licence Mastering Suite then you have to checkReason Rack is the heart of Reason, reimagined as a powerful VST3 AU AAX plugin. It brings Reason Studios iconic instruments, effects, and modular workflow directly into any major DAW. With 66 included devices, flexible audio and CV routing, and an intuitive rack based interface, Reason Rack empowers producers to design unique sounds, custom signal chains, and expressive instruments without creative limitations. Fast, fluid, and endlessly