User blog comment:Mich, Michele & Kuhla/Future Units Preview/@comment-26336535-20151229171542/@comment-26336535-20151231233301

What about Status Ailment vulnerability, but it doesn't affect bosses that are 100% resistant (that would break some dungeons). Basically just multiplicatively increase the chance of a status ailment proccing.

Or buff wiping for us to use...

HOW'S THEM APPLES LUCIUS