One Simple Champ - You are guaranteed DIAMOND+
If you are garbage at this game, stop whatever you are doing and start Maining adc.
ALWAYS. PICK. 
You can feed with Twitch whole game, it doesn't matter. Go 0/10, don't worry buddy. Build 2 items and GG. You win this braindead game.
Balance? Non-existent. Press R to MELT TEAMS.
Not one, not two, but fuckin TEAMS.
You are guaranteed to climb to Diamond with this brain damage approved champion.
BEST OF LUCK!
I know you don't need it. Cause it's 
with no tanks or much cc