What skill is GM short for?

[Nalim]

Well? I get that it stands for Grand master but not what skill its supposed to be.
Extreme Dual Cannon?
But why not EDC in that case? Or is it a spell I haven't seen yet?

:hmmmm:

[ILovePotions]

Its because there is only 1 skill when your G.Master.
So they call it GM.

[Nalim]

Thanks, that was what I figured... ^_^