Expert Collector of Zombies Expert Collector > Page: 2 Acquiring Req.: Collect at least 50 Zombies. Reward: When collecting Zombies, the Collectable Item is doubled. Zombie Lv 25 Legendary Zombie Hunter Natural Enemy (21-30) > Page: 2 Acquiring Req.: Kill at least 119 Zombies. (Zombie's Natural Enemy Title is required.) Reward: Killing Zombies grants you bonus XP. Zombie Lv 25 Zombie's Natural Enemy Natural Enemy (21-30) > Page: 2 Acquiring Req.: Kill at least 51 Zombies. Reward: Killing Zombies grants you bonus XP. Zombie Lv 25