Expert Collector of Euriale Slaves Expert Collector > Page: 18 Acquiring Req.: Collect at least 50 Euriale Slaves. Reward: When collecting Euriale Slaves, the Collectable Item is doubled. Euriale Slave Lv 63 Euriale Slave's Natural Enemy Natural Enemy (61-70) > Page: 2 Acquiring Req.: Kill at least 231 Euriale Slaves. Reward: Killing Euriale Slaves grants you bonus XP. Euriale Slave Lv 63 Legendary Euriale Slave Hunter Natural Enemy (61-70) > Page: 2 Acquiring Req.: Kill at least 539 Euriale Slaves. (Euriale Slave's Natural Enemy Title is required.) Reward: Killing Euriale Slaves grants you bonus XP. Euriale Slave Lv 63