Hi @Summerjase! I hope you are looking for Sims 4 goth content ;)
Undercut:
Unisex https://enriques4.tumblr.com/post/151582754958/enrique-puk-hair-hi-guys-today-i-bring-you-a
http://wackywildsimmerx.tumblr.com/post/151470850637/hey-guys-i-am-back-with-some-custom-content-today
Blunt Cut Bob:
http://twinksimstress.tumblr.com/post/151467155531/sia-hair-by-twinksimstress-credits-for-the-hair
http://crazycupcakefr.tumblr.com/post/151330178880/hello-everyone-so-im-actually-gonna-keep-this
Pastel Goth:
http://chocolatemuffintop.tumblr.com/post/151356297650/download-vibes-hair-dropbox-kinda-halloweeny-xd
http://neonpeche.tumblr.com/post/149266211447/does-anybody-obsessed-with-harley-quinns-hair (be sure and dl the mesh)
Other:
http://beepsy.tumblr.com/post/150889181249/charade-hair-thank-you-for-1000-here-is-a
http://crazycupcakefr.tumblr.com/post/150395759280/hello-everyone-so-here-is-my-new-hair-that-i-love
Bonus! This site has fantastic goth clothing (unfortunately their hairs won't work in laptop mode):
https://www.thesimsresource.com/members/Colores_Urbanos/downloads/browse/category/sims4/skipsetitems/1/
Let us know if you need more ideas!
