The four pillars of the Tomb of the Three Kings were opened in the following order: 1. Southern Heavenly Gate: Open the Southern Heavenly Gate first before entering the Heavenly Realm. The Southern Heavenly Gate was ruled by three powerful gods. They were called the "Three Immortals of the Southern Heaven". Opening the Southern Heavenly Gate required a large amount of spiritual power and required certain conditions, such as defeating the guardian of the Southern Heavenly Gate or obtaining the permission to enter the Southern Heavenly Gate. [2. Door of the Temple: Opening the door of the Temple leads to the underworld.] The gate of the temple was ruled by the three gods of hell. They were called the "three gods of hell". Opening the gate of the temple required a large amount of spiritual energy and required certain conditions such as obtaining the permission to enter the temple gate or defeating the guardian of the temple gate. 3. Dungeon Gate: Opening the Dungeon Gate leads to the underworld. The Dungeon Gate was ruled by two Ghost Emperors. They were known as the " Two Ghosts of the Netherworld ". Opening the dungeon door required a large amount of spiritual power and required certain conditions, such as obtaining access to the dungeon door or defeating the guardian of the dungeon door. [4. Gate of Life and Death: Only by opening the Gate of Life and Death can one enter the World of Samsara.] The Gate of Life and Death was ruled by the two Samsara Gods. They were known as the "Two Samsara Gods". Opening the Door of Life and Death required a large amount of spiritual power and required certain conditions, such as obtaining access to the Door of Life and Death or defeating the Guardian God of the Door of Life and Death.