Conventions of Horror

1.) Monster, killer, or some supernatural force
2.) Creepy environment
3.) Female companion (Damsel in distress)
4.) Lab assistant
5.) Creepy host
6.) Plot twists
7.) Curses
8.) Death (or) Cheating death
9.) Protagonist falling into insanity
10.) Cause of dread
11.) Shocking Finale
12.) Secret Passageways
13.) Fog
14.) Nighttime
15.) Animal's reaction
16.) Old Castles
17.) Robes
18.) Cemetery
19.) Prophecy
20.) Revenge