Voss Feline Slayer - Defeat 750 crysfangs, nexus and mawvorr roaming the grasslands

• Crysfangs are all over the marked area of Nightmare Lands, also a good area for Vorantiki Slayer

Voss Vorantiki Slayer- Defeat 250 Vorantiki roaming the grasslands

• Vorantiki are all over the marked area on the map, as well as crysfangs for the feline slayer

Voss Assailant - Defeat 500 Underworld, Exchange, Syndicate and other mercenaries

• I found this cave in the "Old Paths" section of Voss (middle left, ken-la outpost if republic) in the bottom right of the area. It is a Syndicate cave, just farm