I feel it will harden him up and even add a small amount of quality LBM.
No water, no bloat, decent strength gains with some modest LBM gains...and most important minimal sides other than the usual suspects like trashing HDL and possibly raising liver values. Although Anavar (var) does this to a much lesser degree than other orals.
With UG ana Anavar (var) it becomes crucial to get it from a good spot! fakes and under dosed Anavar (var) are extremely common even from some labs that sell otherwise good gear.