Images:

gw2-lord-taeress-shadow-swordgw2-lord-taeress-shadow-sword-2gw2-lord-taeress-shadow-sword-3

Set:

Slot Item Name Trading Post Preview Code
Sword http://db.dulfy.net/item/44969 GW2 TP [&AgGprwAA]

Where to Obtain:

Champion loot bags: Fallen Adventurer’s Backpack, Slime-covered Strongbox

Particle Effects:

Purple mists around blade