User blog comment:Plexioth- xD/Monster Hunter 3 Ultimate/@comment-3095304-20130212182040/@comment-112.209.10.107-20130213060911

If it's anything like P3rd, you should see the armor skill grayed out when it isn't applicable to your current equipment. Like Fatigue skill graying out when using weapons that can't do impact damage, or Fire+ when your weapon doesn't do fire damage. We'll see. I hope someone with 3G confirms it. D: