User blog comment:Braineel/Scarab, the Beetle Blademaster/@comment-71.100.101.68-20130328210158

I can safely say, on a comment for the Bladed Armor, that it doesn't quite work the way you think it does. Thornmail, which is similar, returns 30% of the damage BEFORE your armor mitigates the  amount of damage you will actually take. I figure that Bladed Armor works in a very similar way.