To enter the realm of Earth, the emperor's demon sorcerer, Shang Tsung, and his warriors have to win 10 straight victories in Mortal Kombat.
12 seconds sound clip from the Mortal Kombat (1995) movie soundboard.
You can hear this line at 00:19:22 in the Blu-ray version of the movie.
Quote context
[...]
- Now he seeks a new world to conquer and enslave.
- Now, wait a second. If this guy is so powerful, then why doesn't he just invade us?
- Heh. They have won nine. This will be the 10th tournament.
- A handful of people on a leaky boat are gonna save the world?
- Exactly.
- The essence of Mortal Kombat is not about death, but life.
- Mortal men and women defending your own world.
[...]