|Yes, this is appropriate.|
Then for the cosplays I did not recognize but took photos of regardless just because great cosplay deserves to be photographed no matter what. I'd love any and all help I can get recognizing these characters, and if they're someone I really should know feel free to ridicule me in the comments!
Juvia Loxar from Fairy Tail - thank you Fim!
I don't even know if this is cosplay but it's beautiful.
Inklings from Splatoon - thank you Deer!
Comissar, Warhammer - thank you Á!
A group of Psychos from Borderlands - thank you to Sig II!
Robert Baratheon - thank you Fim!
Rocket from Guardians of the Galaxy - thank you Sig II!
Murlocs from WoW, thank you Sig for identification.