11 year old kid+House of 1000 Corpses=? Anwser it by 5 please.?

My son has seen
EVIL DEAD
EVIL DEAD2
JENNIFER'S BODY
A NIGHTMARE ON ELM STREET
A NIGHTMARE ON ELM STREET 2
A NIGHTMARE ON ELM STREET (REMAKE)
ZOMBIELAND
HEARTLESS
THE HAUNTING IN CONNECTICUT
NOWHERE BOY
HARD CANDY
CARRIE (ORIGNAL)
NO STRINGS ATTACHED
HALLOWEEN (ORIGNAL)
WATCHMEN
THE MIST
THE SHINING
1408
SCREAM
SCREAM 2
SWEENY TODD
AMERICAN PSYCHO

None of these affected him in any way so do you think that HOUSE OF
1000 CORPSES is ok for him?