The Anivia build for Mid is Rod of Ages and 电刑. This LoL Anivia guide for Mid at Platinum+ on 13.19 includes runes, items, skill order, and counters.
55.9%
(+3.5%)
49.0%
(-3.8%)
2.3%
(+0.2%)
2.2%
(-0.1%)
695
(-6)