If you have the right refinement materials, you can keep refining your Equipment to more than double its initial attributes. A refined weapon will shine though its colour will get darker after each refinement process. When it reaches the highest level of +13, the weapon will flash red light

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Refinement Materials

You need refinement materials to enhance your success rate – of course, the higher its level, the higher the success rate! Here are the more common materials for your refinement needs: