Severed Steel

To unlock this mutator, you must reach a certain level in Skirmish mode.
The trick of the game with this mutator is that enemies can only be killed by throwing weapons at them.
Like any other, this test can be easily passed by setting the difficulty level to the easiest.

To get this trophy you need the game + modification and the monk wars modification, dining room location. You can kick and the gravity gun doesn't seem to be prohibited. The condition for obtaining the trophy is these two modifications described above. Go to the exit and get it.