IF YOU DISAGREE, YOU'RE WRONG :)

SS: pick or ban or suffer

S+: common bans / great first picks

S: usually gets past first ban phase, good early picks

S-: late bans / team comp fillers

A+: above average, can be good with an adequate team comp

A: average, requires good team comp or serves as a situational pick

A-: below average, would need a special team comp

B: not recommended

C: poo

D: troll