The Lurking Worgen is Sven Yorgen after being inflicted with the curse but before receiving Krennan Aranas's cure. You will encounter him three times before finally capturing him.
- Lurking Worgen yells: Every speck of suffering in my life is YOUR PATHETIC FAULT! I SHOULD KILL YOU!
- Lurking Worgen yells: JITTERS!
- Lurking Worgen says: I remember now... it's all your fault!
- Lurking Worgen says: Jitters...
- Lurking Worgen says: You brought the worgen to Duskwood! You led the Dark Riders to my farm, and hid while they murdered my family!
- Lurking Worgen says: You've got a lot to make up for, Jitters. I won't give you the easy way out.