Alongside getting your initial set from boss farming and auctions, starting in your 3rd set you will need to start awakening this gear so that you can apply your set fragments that you acquired from spinning the Set Treasure wheel. Awakened gear will also bring with it, it's own benefits in the form of boosted stats. Here we will talk about the requirements and when you should start seeking out these materials so that you can be prepared for when the time comes that you need them.
Awakening Jewels can be found all over the place throughout MU. Your easiest way to acquire these will of course be through the Guild Auction after the Guild Boss but you can also get them from Solo, Ancient and World Bosses as well as in the new Corps content
By Awakening your gear you will gain additional stats to help boost your progression.