On top of that, Ultimate Mortal Kombat Trilogy also features new backgrounds, specials, combos, finishing moves, and missing audio samples that you can’t witness on all the other versions prior to this. The game also includes some secret characters like Sheeva. This includes all characters from Mortal Kombat 1, 2, and 3. This fan made game adds nearly all playable characters from the Genesis/MegaDrive versions. Ultimate Mortal Kombat Trilogy (UMK Trilogy) is a fighting arcade game created by KABAL_MK. Perform special moves and brutally rip your opponent apart in Ultimate Mortal Kombat Trilogy! Use hidden characters like Sheeva and all characters from the Genesis and MegaDrive versions. Play almost all Mortal Kombat characters and fight in an epic duel.