Later home versions emulated the arcade original with more accuracy, including Mortal Kombat Arcade Kollection, which included the game alongside its predecessors Mortal Kombat and Mortal Kombat II. Several home port versions of the game were soon released after the arcade original, although none were completely identical to the arcade version. It is an update of 1995's earlier Mortal Kombat 3 (MK3) with an altered gameplay system, additional characters and stages, and some new features. Ultimate Mortal Kombat 3 (UMK3) is a fighting game in the Mortal Kombat series, originally developed and released by Midway Games to arcades in 1995.