If you are playing with a controller you can use the numpad but you have to have num lock off and keyboard control disabled for the numpad to work for the shortcuts if either are enabled it wont work but if both are disabled you can use all the number shortcuts with the numpad.
If you are...
Im actually happy I got this on the final night before the event ended I did a pretty heavy PW4 2nd floor grind over the last couple of days of the event and I got it with the attributes I wanted though the hit is a tad low since I want to use it as an upgrade to my Red Sword (Which also has 15...