On July 1, 1977, the 13th Special Force Brigade was established in Pocheon, Gyeonggi Province.

[1] On July 20, 1982, the brigade was relocated to Jeungpyeong County, North Chungcheong Province.

"[3] On September 4, 2017, South Korean Defense Minister Song Young-moo announced the establishment of the "Decapitation Unit (참수부대)" to be completed by December 2017.

[7][8] In reality, "Spartan 3000" is a nickname for the ROK Marine Corps Quick Maneuver Force, which had already been formed in March 2016.

[9][10] The 13th Special Forces Brigade was reorganized as the 13th Special Mission Brigade and assigned with the "Decapitation Unit (참수부대)" task aimed at North Korea's Supreme Leader Kim Jong Un on December 1, 2017.