You only need to run this mod until you have picked up the runner kit, and then it can be removed! All echoes persist within your save file!
The echoes are inside of a runner kit, just jump once and it will drop. You should be able to find it in Zephyr Transit Hub.
Echoes unlocked in this mod:
Triangles - Green/Black
Chaoslines - Teal/Black
Ghost - Blue/Black
Halftone - Red/Black
Rain - Orange/Black
Scanline - Yellow/Black
Streams - Black
The echoes are inside of a runner kit, just jump once and it will drop. You should be able to find it in Zephyr Transit Hub.
Echoes unlocked in this mod:
Triangles - Green/Black
Chaoslines - Teal/Black
Ghost - Blue/Black
Halftone - Red/Black
Rain - Orange/Black
Scanline - Yellow/Black
Streams - Black