Ashe

[R] Cooldown: 110/90/70 seconds→100/80/60 seconds

Milio

Skill Haste: 0→-10

Aphelios

Damage Taken: 95%→100%

Yuumi

Damage Dealt: 100%→95%

Now Yuumi deals only 80% damage to minions

Sejuani

Damage Dealt: 105%→100%

Sion

[W] Health gained per unit killed: 4→2

Health gained from killing large minions or participating in champion kills: 15→8

Shield health scaling: 8/10/12/14/16%→6/8/10/12/14%

Shield efficiency: 80%→100%

Tenacity: -20→0

Portal

Increased hover and selection range to reduce the chance of being blocked by other champions