Thanks to Newagain for his help.
Roughly accurate GCD Model for Monks. I say roughly as there's a few things that need sorting out, but it's... Good. I'll sort out AA calculations later, as well as converting values to whole numbers.
=ROUNDDOWN(((POTENCY/100)*(WD*0.0432544+1)*(STR*0.1027246)*(DET*0.0001372+1)*BUFFS)-2)
