I can ID the MH for you, but I'm not too sure on PC's... Maybe ask over on the MHArena?
From left to right:
Skull Shores Abbey Bominable
Power Ghouls Frankie Stein
DOT Goregeous Spectra Vondergeist
Killer Style Draculaura
Inner Monster Scared Silly/Shockingly Sweet
Bonita Femur
Sweet 1600 Draculaura
Scaris Deuce Gorgon
Mad Science Ghoulia Yelps
Sirena Von Boo
Mad Science Cleo de Nile
School's Out Frankie Stein
Create-a-Monster Werecat
Campus Stroll Clawdeen Wolf
Campus Stroll Howleen Wolf
I know that Sweet 1600 Lala is sought after, and maybe that DOTG Spectra too. Overall, I say nice haul! And that's an amazing amount of bubblewrap... You sure you don't want to share?