Legendary Rockbole Hunter Natural Enemy (1-10) > Page: 3 Acquiring Req.: Kill at least 14 Rockboles. (Rockbole's Natural Enemy Title is required.) Reward: Killing Rockboles grants you bonus XP. Rockbole Lv 3 Rockbole's Natural Enemy Natural Enemy (1-10) > Page: 3 Acquiring Req.: Kill at least 6 Rockboles. Reward: Killing Rockboles grants you bonus XP. Rockbole Lv 3