User blog comment:B214/Question and Answers 4/@comment-24866657-20141011015150/@comment-16281343-20141011020558

"[From Azazel’s comment before, you can say that the Lion’s Sacred Gear has resistance to projectile weapons! Rather than shooting a blast to destroy the whole area, wouldn’t it give more damage if you just concentrate the blast into one point?]"

Only resistance. Not immunity.