The LeBlanc build for Mid is Luden's Tempest and Electrocute. This LoL LeBlanc guide for Mid at Platinum+ on 13.23 includes runes, items, skill order, and counters.
LeBlanc Counters
47.4%
(+2.0%)
51.6%
(+1.8%)
3.9%
(+0.9%)
11.4%
(+2.3%)
701
(-48)
