Expert Collector of Skeleton Knights Expert Collector > Page: 2 Acquiring Req.: Collect at least 50 Skeleton Knights. Reward: When collecting Skeleton Knights, the Collectable Item is doubled. Skeleton Knight Lv 14 Legendary Skeleton Knight Hunter Natural Enemy (11-20) > Page: 2 Acquiring Req.: Kill at least 63 Skeleton Knights. (Skeleton Knight's Natural Enemy Title is required.) Reward: Killing Skeleton Knights grants you bonus XP. Skeleton Knight Lv 14 Skeleton Knight's Natural Enemy Natural Enemy (11-20) > Page: 2 Acquiring Req.: Kill at least 27 Skeleton Knights. Reward: Killing Skeleton Knights grants you bonus XP. Skeleton Knight Lv 14