Fishing is a nice way to gain very unique items like premium items along with Krowaz armor materials needed to item manufacture the item.
Also during a WAR INVASION you can fish in the losing nations fishing zone to get increased rates while fishing! Also remember to fish you need a Fishing rod which can be bought from any Sundries store.
A Golden fishing rod increases the chances on getting better items at better rates.
Fishing Roan / Doda
Fish, Broken Horn of Centaurus, Water of favors, Cuff Binder's Hide, Giga Hammer's Fragment, Scarlet's Moss, Krowaz Cube, EXP Flash, DC Flash, WAR Flash.