The Huk (Korean: 헉, lit. "hug", IPA:/hak/) mash is a pattern found in the Identity series by SHK. It is a pattern that visually spells out the Korean word "헉".
The mash has 77 notes in a measure and can be found in every hard difficulty of Identity series (except [SHD]~-start-5-stop Identity part III (Normal difficulty) which has 1 and Identity part III which has none). In SHD Identity part III (Hard difficulty), the mash can be found twice: first the original near the beginning, and the new one which has 133 notes in a measure (almost twice as dense as the original) near the end.