"Noble Knight", referred to as "Sacred Knight" in the anime and some video games, and known as "Holy Knight" (聖（せい）騎（き）士（し） Seikishi) in the OCG, is an archetype of LIGHT and DARK Warrior monsters. It was introduced in the Yu-Gi-Oh! 5D's Tag Force 5 Strategy Guide and received its first support in Return of the Duelist with "Noble Arms - Gallatin".