Is balance team doing a good job? Lets check their recent work:

8.14 Ahri

E mana cost decreased. E charm duration increased early.

Picking opponents off with her mobility and Charm is Ahri's core pattern, so we want to make sure that Charm feels appropriately impactful, even early on. 

E - Charm COST 85 mana ⇒ 70 mana CHARM DURATION 1/1.25/1.5/1.75/2 seconds ⇒ 1.4/1.55/1.7/1.85/2 seconds

Global plat+ ranked vs every midlane champ

Name Ahri's winrate vs champ Karthus 48.15% Talon 50.58% Aurelion 50.75% Fizz 50.83% Annie 50.92% Twisted 51.09% Wukong 51.42% Malz 51.55% Katarina 51.62% Vladimir 51.98% Ekko 52.06% Diana 52.37% Zed 52.63% Zoe 52.94% Morg 53.07% Anivia 53.33% Xerath 53.52% Vel'Koz 53.55% Jayce 54.12% LeBlanc 54.15% Ziggs 54.34% Kassa 54.38% Swain 54.45% Cassi 54.85% Orianna 54.98% Corki 54.98% Lux 55.00% Yasuo 55.00% Lissan 55.03% Irelia 55.57% Veigar 55.93% Viktor 56.05% Syndra 56.32% Galio 57.29% Ryze 58.21% Brand 59.57% Azir 61.13% Akali 62.79%

What do you think?