The Corki build for Mid is Trinity Force and First Strike. This LoL Corki guide for Mid at Platinum+ on 13.23 includes runes, items, skill order, and counters.
Enemy Champion
Win Rate
Irelia
183 games
Xerath
189 games
Brand
55 games
Tristana
117 games
Vel'Koz
64 games
Akshan
102 games
Diana
93 games
Yone
443 games
Zed
266 games
Akali
438 games
Yasuo
365 games
LeBlanc
193 games
Fizz
251 games
Orianna
783 games
Ziggs
107 games
Twisted Fate
223 games
Jayce
208 games
Talon
111 games
Syndra
610 games
Zoe
126 games
Cassiopeia
81 games
Kassadin
155 games
Vex
174 games
Ekko
133 games
Sylas
521 games
Viktor
222 games
Annie
65 games
Lux
270 games
Anivia
137 games
Naafiri
119 games
Neeko
140 games
Vladimir
195 games
Lissandra
150 games
Ahri
423 games
Taliyah
94 games
Pantheon
80 games
Veigar
247 games
Katarina
268 games
Qiyana
Azir
354 games
Malzahar
273 games
Ryze
Swain
63 games
Aurelion Sol
142 games