Power Rangers: Nightwatch
 

My first Horror Monster-themed Power Ranger team!

Sentai hasn't done one yet. Which is sad. And hopefully Power Rangers will take up that theme.
Red: Werewolf/Lycan
Purple: Vampire
Blue: Creature of the Black Lagoon/Gillman
Yellow: Mummy
Green: Specter/Banshee
Sixth - Orange: Jorogumo/Jack'o Lantern
Extra - Silver: Hunter/Slayer/Paladin

Allies:
Legendary Monster Hunter/Alien - mentor
Hunchback - mechanic & tech support
Clara & Dougie: Big sister & little brother who help keep the rangers' identities secret

Villains:
Big Boss: ?
Female Villain
Slasher
Mad Scientist
Footsoldiers: Homunculi