User blog comment:Thailog/Ep. 205 "Beneath" discussion/@comment-68.82.160.3-20120526162510/@comment-3118271-20120526163517

I thinkc Wondegirl would be   B21

and it'll go like this

Batgirl B16

Bumblebee B17

Lagoon Boy :(   B18

Beast Boy B19

Robin B20

Wondergirl B21

Blue Beetle B22

while Aquagirl was B10 and Tempest was B11