There is a better and more maintained mod for NO here: https://github.com/JUSTJ7780/NO-QOL/releases/tag/3.1
A modified version of BepInEx-SoundMod for Nuclear Option. (Fixes the respawn issue present in the bepinex version) Original: bepinex-soundmod
- Install BepInEx 5 for your game
- Put the .dll inside of the BepInEx/plugins directory
- Create a "sounds" directory or run the game once for the plugin to create one for you
- Place sounds named exactly after the sound name in-game in OGG/WAV/AIFF/ACC/MPEG format in the "sounds" directory
- Play!