I had similar results with magic claw, magic bolt, and teleport mastery.
Magic Claw without elemental decrease: http://oi43.tinypic.com/29xslfc.jpg
Magic Claw with elemental decrease: http://oi43.tinypic.com/vghr91.jpg
So for anyone playing kms, could you see if this works for phantoms?
Also, would it be possible to add an Element category for all neutral skills in future mage extractions and
list them under Physical?