Personal tiers:
S: Sion, Ciel, Akiha
A: Len, Maids, Warc, Hisui, Aoko, V akiha, V Sion, Arc, Kouma, Sacchin
B: M Hisui, Nanaya, Miyako, Kohaku, Tohno, Nero, Warakia
C: W Len
Neko's
EDIT: Lol if anyone is reading this far back, my new tiers:
S: Ciel, Sion, Akiha, Len
A: Warc, Miyako, M Hisui, Hisui, Kouma, V Akiha
B: V Sion, Maids, Aoko, Nanaya, Nero, Kohaku, Sacchin
C: Tohno, Arc, W Len, Warakia
Neko's