Images:

gw2-shadow-greatswordgw2-shadow-greatsword-skingw2-shadow-greatsword-skin-2

Set:

Slot Item Name Trading Post Preview Code
Greatsword http://db.dulfy.net/item/68743 GW2 TP [&AgGHDAEA]

Where to Obtain:

Purchased for 5 Black Lion Weapon Tickets from the Black Lion Weapon Specialist

Particle Effects:

Black Misty Effect