Notes: Obtained from the Quartermaster in Clan Citadels. Before obtaining it, it is required to work in any resource-gathering building in Clan Citadels. It provides 50% bonus XP in a certain skill. To charge it, one must take the ring to the plot related with the skill they wish to charge into the ring and use the 'Charge' option. The amount of bonus experience it provides depends on your citadel's tier level; the higher the more experience.