creepy

scary

ominous

eerie

abstract

thrilling

obscure

hidden

horrifying

monster

murderer

building

rising

incoming

foreboding

hunted

stalked

psycho

brass

unkind

creeping

unknown

demon

evil

nightmare

ghosts

vampires

zombies

paranormal

synth pad

synth bass

synthesiser

synthesizer

rise

hunt

stalk

creep

ghost

vampire

zombie