Korean shamanism has two faces. One firmly preserves tradition maintaining consistency from ancient past and this is the essence of traditional shamanism. This is how shamanism retains continuity with the past and serves as an important part of cultural heritage. Meanwhile, Korean shamanism is also going through drastic changes to adapt to the changing social environments, becoming a part of modern cultural heritage. It continues in different dimensions of transition and being reborn with each new era. In this sense, Korean shamanism is constantly changing. On the other hand, some part of Korean shamanism remain constant amidst the process of change. The most pertinent modes of transmission are found in the dimensions of linguistics, oral tradition, behavior, and materials. Linguistic transmission in Korean shamanism is based on the linguistic foundation of local dialects a unified national language. It is also considered to be a result of historical transmission as it contains the legacies of certain historical eras. Oral tradition refers to the comprehensive sum of transmission through elements in muism and gut culture such as bonpuri, muga, ritualistic language and individual initiation ceremonies. Transmission through actions or behavior include ritual dances and other ritualistic acts. Material transmission refers to material elements derived from the shamanistic ritual of gut as well as the entire tradition.