X-Men: First Class/Nightmare Fuel


 * Sebastian Shaw's inexplicable afterimages. You're seeing what a Voice of the Legion would look like.
 * Azazel, Shaw's teleporting mutant, took people from within the CIA base and appeared in the sky before dropping them to the hard ground below! Now, think of going to sleep only to wake up in the air and FALLING.
 * The mere fact that a quite high amount of both humans and mutants are fine with genocide.
 * Charles screaming in pain
 * Actually, the thing by itself would be horrifying enough.
 * Eric's face as Charles goes rummaging around his memory... (for further reference, see the title image for the Mind Rape entry)