This article relies excessively on references to primary sources. Be sure to boost this information by including secondary or tertiary resources. Find sources: "Mu Online" – information · newspapers · guides · scholar · JSTOR (September 2007) (Learn how and when to get rid of this information) Essential Strike is https://live-mu-online79887.blogvivi.com/35992078/not-known-facts-about-live-mu-online