Regarding Practise tool:
List of suggestions:
Let us spawn Baron and Rift Herald WHENEVER WE WANT. Option to fast-foward the game MORE than 30 secs. Option to fast-foward the game LESS than 30 secs. Let us reset our champion's passive cool downs. Let us add/remove enemy bots (not dummies) whenever we want.
Please comment any more suggestions and up vote so Riot sees this?