These string lights are interactive breakable objects to help the player cross large gaps between buildings, let them take a break from running and jumping, enjoy the VFX, and maybe take a look at the scenery.
Check out the other VFX I made for this project here:
---- Character VFX: https://www.artstation.com/artwork/YeZEew
---- Pick-Up Light VFX: https://www.artstation.com/artwork/NxLzDd