Expert Collector of Ruin Masters Expert Collector > Page: 39 Acquiring Req.: Collect at least 50 Ruin Masters. Reward: When collecting Ruin Masters, the Collectable Item is doubled. Ruin Master Lv 83 Legendary Ruin Master Hunter Natural Enemy (81-90) > Page: 2 Acquiring Req.: Kill at least 791 Ruin Masters. (Ruin Master's Natural Enemy Title is required.) Reward: Killing Ruin Masters grants you bonus XP. Ruin Master Lv 83 Ruin Master's Natural Enemy Natural Enemy (81-90) > Page: 2 Acquiring Req.: Kill at least 339 Ruin Masters. Reward: Killing Ruin Masters grants you bonus XP. Ruin Master Lv 83