WHITE TIGER T-SHIRT
Baek-Ho: The ruler of the West and the guardian of the winds, hence the alternative name Pungbaek (wind leader)
Its heavenly artifact is a white twisted piece of metal
It awakens when 'The King of Jushin feels pure courage in his heart.
Hyeon-Mu: The ruler of the North and the guardian of the rain, hence the alternative name Usa (Rain master)
Its heavenly artificat is a black cylinder that is usually shaped as a long twisted walking stick. It awakens when The King of Jushin feels dark rage in his heart. When it awakens, the time stops along with everything other than its master and King of Jushin, enabling the leader of the Four Guardians to identify the King.
Jujak: The ruler of the South and the guardian of the fire. It is not a subordinate of Hwanung, and was portrayed as becoming evil when its host is engulfed with anger. Unlike its actual incarnation, it controls fire, resembling Bonghwang more than Jujak.
Its heavenly artifact is a large red gem orb. It awakens when The King of Jushin feels burning passion in his heart. It glows in red when activated.
For the first time in Korea, a king has been associated with the Four Gods. King Gwanggaeto is generally considered as one of the greatest rulers in the history of Korea. The Four Guardians were found engraved in his tome (as in any other king's) inspiring the drama.
Cheong-Ryong: The ruler of the East and the guardian of the clouds, hence the alternative name Unsa (Cloud master)
Its heavenly artifact is a bluish stone that looks slightly like a shellfish. It is said to activate when King of Jushin feels cold mercy in his heart. When activated, it can weaken the power of the wielder of fire. It was also shown to speed the healing of its master when in physical contact with him.