User blog comment:B214/Question and Answers/@comment-50.11.177.49-20130723020450/@comment-9339850-20130723021211

depends on the individual's strength, e.g. Sirzech's Power of Destruction (when he utilizes all his power) is strong enough to disintegrate anything it touches. And while a member of the Phenex clan might be physically immortal, it doesnt mean they are entirely invulnerable, as explained in the 12th episode of the first season where Riser fought Issei.