It seems Patchouli is not bad ass enough to be in this picture.

You're wrong. She's so bad ass that if she was on the same pic as them she would cause a quantum singularity and rip time and space apart.

... I can't tell which Scarlet is which. Hm.

Guessing flan is on the right with very stylized gems.

It would appear that Meiling have an eyepatch on with that string across her face...