Expert Collector of Skeleton Sorcerers Expert Collector > Page: 2 Acquiring Req.: Collect at least 50 Skeleton Sorcerers. Reward: When collecting Skeleton Sorcerers, the Collectable Item is doubled. Skeleton Sorcerer Lv 13 Legendary Skeleton Sorcerer Hunter Natural Enemy (11-20) > Page: 2 Acquiring Req.: Kill at least 63 Skeleton Sorcerers. (Skeleton Sorcerer's Natural Enemy Title is required.) Reward: Killing Skeleton Sorcerers grants you bonus XP. Skeleton Sorcerer Lv 13 Skeleton Sorcerer's Natural Enemy Natural Enemy (11-20) > Page: 2 Acquiring Req.: Kill at least 27 Skeleton Sorcerers. Reward: Killing Skeleton Sorcerers grants you bonus XP. Skeleton Sorcerer Lv 13