Of all the Mortal Kombat characters, only a few have been in every incarnation of the game. Sub-Zero is counted among those ranks. As one of the original seven characters in the first game, Sub-Zero made a lasting impression that has stuck with fans for nearly twenty-five years. As brutal as he is complex, Sub-Zero is an iconic fighting game character and a beloved MK hero despite his dark beginnings.
Source：https://www.cbr.com/mortal-kombat-sub-zero-body-unique-facts/
