grime

grimey

grimy

twitch

twitchy

tweak

tweaky

grit

gritty

hard

industry

industrial

dubstep

dub step

dub

electro

electronic

electronica

space

spacey

scifi

sci-fi

sci fi

science fiction

nasa

future

futuristic

mysterious

techno

technology

high tech

hi tech

hitech

hi-tech

crime in progress

crime

criminal

criminals

mechanical

mechanics

mystery

gloom

doom

gloomy

cranky

dark

darkly

secret agent

undercover

under cover

mechanic