The Varus build for ADC is Guinsoo's Rageblade and Lethal Tempo. This LoL Varus guide for ADC at Platinum+ on 13.23 includes runes, items, skill order, and counters.
Varus Counters
50.1%
(+0.5%)
55.3%
(+0.3%)
9.7%
(+3.6%)
1.2%
(+0.7%)
759
(-15)
