* What the aliens actually look like is scary in and of itself: [[spoiler:they look like some kind of [[NinjaPirateZombieRobot robot octopus from Hell]].]]
** They're pretty terrifying before they're revealed, as well. They're almost completely invisible, the only sign of their approach being that electronics go haywire in their presence. And one touch [[spoiler: from their shields]] turns you to charcoal dust. [[NothingIsScarier Seems nothing really is scarier.]]