Attack of the killer Beast (phonk version) (sped up & hard ) How useful was this Sped UP? Click on a Heart to rate it! Submit Rating Average rating 3.9 / 5. Vote count: 27 No votes so far! Be the first to rate this Sped UP. By Music17.01.2023new youtube sped upLeave a Comment on Attack of the killer Beast (phonk version) (sped up & hard )