Free Natural Born Killer ringtone for your phone. Listen first, then download the version you like. Original song by Highly Suspect. You can choose from 8 versions between 13 and 59 seconds. If you like slow, angry and r&b ringtones, see the tags below. Android users need the .MP3 file, iPhone users need the .M4R file. Both are free. All ringtones by Highly Suspect are collected on the artist page.