chest drop bugged
I was in a party and one of my friends got a S on that champion he played with, he got a chest and I didn't
I was in a party and one of my friends got a S on that champion he played with, he got a chest and I didn't
When a premade ally earns an S, you will get a chest for the champion you are using (rather than theirs). Since you can only get 1 chest per champion per season, if you've already received one on that champion you won't get another.
https://support.riotgames.com/hc/en-us/articles/207884233-Hextech-Crafting-Guide
I got s ranks with no boxes or keys...