Just look at her. Look at what she's wielding. It screams AP. Her body screams AP.
And in all reality, I bet KOG is doing that because they are running out of weapon ideas. They're still slow enough to not have a mace, flail, or polearm idea to come to fruition yet.
Notice that Dio didn't get a new weapon when he became a Drakar (2nd job). I bet it will be the case for both Zero and May.
Pinkie Pool's archnemesis: Oatmeal.