The Anivia build for Mid is Liandry's Anguish and Electrocute. This LoL Anivia guide for Mid at Platinum+ on 13.19 includes runes, items, skill order, and counters.
55.4%
(+3.1%)
49.4%
(-3.4%)
2.3%
(+0.1%)
2.2%
(-0.1%)
697
(-4)