Listen to the sound clip Skewedsanity1 from Nightmare SFX Library: Skewedsanity1 Skewedsanity1 This sound is from Nightmare SFX Library The Nightmare S Library is filled with an array of sinister sounds that will send shivers down your spine. The first sound, "Possessionvector3," emits an eerie electronic hum that seems to beckon to you from the depths of the darkness… Go to the full soundboardwith more sound clips Search