The Traveling Showstoppers
Olga for arkendem
N just about anyone else for Magda
Unsure about the fangs tho
Esmerelda for Magda
I would also consider dropping the 5* fang as the 4* in fang are great.
gives some more room in there
Madelone is also a really useful card for the Freaks. No one wants to lose 2 pillz so they won't go to crazy on rd1 which allows u to hit w 5 dmg n poison, end of rd4 = 3 life if she hits w poison/full dmg on rd1.