Expert Collector of Young Vampires Expert Collector > Page: 16 Acquiring Req.: Collect at least 50 Young Vampires. Reward: When collecting Young Vampires, the Collectable Item is doubled. Young Vampire Lv 10 Legendary Young Vampire Hunter Natural Enemy (1-10) > Page: 6 Acquiring Req.: Kill at least 14 Young Vampires. (Young Vampire's Natural Enemy Title is required.) Reward: Killing Young Vampires grants you bonus XP. Young Vampire Lv 10 Young Vampire's Natural Enemy Natural Enemy (1-10) > Page: 6 Acquiring Req.: Kill at least 6 Young Vampires. Reward: Killing Young Vampires grants you bonus XP. Young Vampire Lv 10