Learning about Sage and her walls, I'm I'm struggling getting her Wall Jump Boosts down. I jump, but then when should I be crouching and when should I be jumping? Thanks.

How hard would it be for Riot to implement a personal ban list? The thought behind this is to create a list of players that can never be queued with me or my party. Example - If player, let's call him BOB, trolls me in a game... I want to...