Viperlash

Viperlash is found at inside a cave in southeastern Gul'rok. The warp stalker has killed a number of Gorebound Beast-Tamers, and one of the two outside has this to say on approach:
 * say

Heedless of the beast-tamer's concerns, walk on in anyway (after killing the two beast-tamers for good measure), kill Viperlash, and the Bonechewer Spear will appear. Loot it to getthe Warpstalker-Scale Grips and 20-30 Garrison Resources.