Mortal Kombat 1 isn't a short play. The main story wraps up in about 7 hours. Add the extras, and you're looking at 15 hours. Dive into all modes, collect everything and play online, and you're investing roughly 36 hours. For Mortal Kombat fans, there's plenty to dive into, with online multiplayer and the return of beloved modes like the Krypt, Konquest, and Puzzle Kombat. Plus, there's a fresh mode named Invasion.