Old school.
In 1992, Midway released Mortal Kombat in Arcades and home consoles such as the Super Nintendo Entertainment System (SNES), Sega Genesis and others. The controversial title introduced fatalities and violence never seen before in a fighting game.
To make the game more realistic, Ed Boon and John Tobias utilized a real cast to produce digital sprites. Watch the 1992 interview with the original cast posted by MK Legacy below:
