hidden blade 

A hidden wrist blade that will deploy with the pull of a ring pulley system that causes the blade to extend and retract.

Ezio: My hidden blade is broken, it won't extend. I need to see Leonardo

hidden blade by GrImReApEr May 14, 2014

hidden blade technique 

Fat guy speciality..when having sex a fat guy that may seem to only have 5" may be hiding 2 or 3" in a layer of fat that only gets used during the thrust

She thought i only had 5". She wasnt ready for that hidden blade technique.

hidden blade technique by Grimcrow November 20, 2019