my name is Konno (actually thats my japanese name. but isnt it so cool?).
so im new, but i've seen quite a few vids.
i made an archer and wanna do that jump and shoot buncha arrows down thing.
cant figure out how
other than that, im playing as a thief/warrior

Welcome Konno,
Hope you have fun in the forums!

Its a skill called arrow shower I believe, you need to have the appropriate skill to use it though.
look here for more information: clicky click

Welcome to the forums..

Just as Fire dancer said it is arrow shower.. Just jump in the air and use arrow shower to launch the volley of arrows..

Welcome to the forum~

Every info of the game can be found around the forum. You just have to search a little =P