Mortal Kombat Trilogy is a fighting game released by Midway in 1996 as the second and final update to Mortal Kombat 3 (the first being Ultimate Mortal Kombat 3). It features a similar basic gameplay system and the same story as Ultimate Mortal Kombat 3, but adds characters and stages restored from Mortal Kombat and Mortal Kombat II. New additions to the game included the "Aggressor" bar. The Brutality mechanic was introduced with this installment.