oddly this skill used to just be an instant cast on target, it was changed to be Ground Targeted, and as hard as it is to land on a moving foe, i rarely use it when i run GS.
TBH i often forget its there at all..
A simple revert to Cast on target would give this skill a lot more mileage imo.
~Elyssion~
“Gw2, It’s still on the Table!” – Anet