Installation Instructions
Navigate to your Marvel Rivals game folder.
Example: C:\Program Files (x86)\Steam\steamapps\common\MarvelRivals
Open the following directories in sequence:
MarvelGame → Marvel → Content → Paks
Create a new folder inside the Paks folder and name it:
~mods
Place the psylocke-chara-hardmode-ult-song.pak
file into the newly created ~mods folder.
You're all set! Launch the game and enjoy.

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------music:

https://www.youtube.com/watch?v=9moPABMPX8o