Expert Collector of Duriven Slugs Expert Collector > Page: 21 Acquiring Req.: Collect at least 50 Duriven Slugs. Reward: When collecting Duriven Slugs, the Collectable Item is doubled. Duriven Slug Lv 58 Duriven Slug's Natural Enemy Natural Enemy (51-60) > Page: 4 Acquiring Req.: Kill at least 183 Duriven Slugs. Reward: Killing Duriven Slugs grants you bonus XP. Duriven Slug Lv 58 Legendary Duriven Slug Hunter Natural Enemy (51-60) > Page: 4 Acquiring Req.: Kill at least 427 Duriven Slugs. (Duriven Slug's Natural Enemy Title is required.) Reward: Killing Duriven Slugs grants you bonus XP. Duriven Slug Lv 58