User blog comment:VeiRetning/How good is my Guaranteed UR Ticket Draw?/@comment-116.14.54.56-20170628113242/@comment-26039274-20170702025728

You got it wrong. An active attack null can still stop Ixtab's skill. What Vei meant is that if Ixtab is the only card with an attack skill in your team, the servants won't activate their attack null skill.