Frost's Mask is a blue ninja facemask and the trademark item of Frost, another warrior who has similar freezing abilities as Sub-Zero. Frost's Mask first appeared along with her in Mortal Kombat: Deadly Alliance and later reappeared as a collectible Relic within the Konquest mode of Mortal Kombat: Armageddon. A signature Lin Kuei mask given to Frost when she was still an apprentice under Grandmaster Sub-Zero of the reformed Lin Kuei clan. The color blue represents her Cryomancer ancestry.