Shinnok is a character in the Mortal Kombat fighting game series. He made his debut in Mortal Kombat Mythologies: Sub-Zero as the final boss, and first became playable in Mortal Kombat 4, in which he also served as the boss and main antagonist. He later appeared in the same role in Mortal Kombat X. He serves as a primary antagonist of the franchise alongside Shao Kahn.