The Deranged Pyromancer in Moonshade Highlands can be found at 5870,1559. Doesn't drop a sexy blue or anything but always drops a level 37 green dagger.
Deranged Pyromancer's Kris
Bind on equip
MH Dagger
DPS 11.4 (14-27 1.8 speed)
Strength +8
Wisdom +8
Endurance +11
Spell Power +108
Pretty good tanking weapon for a cleric tank.
Killed her 24 times (Enough to fill my main bag) and mailed them all to my Runecrafter. Got a number of tier 3 runecrafting mats.