These extras have enhancements by community players. You can manually overwrite the assets folder with the higher/lower quality resources. Currently the pack contains the following enhancements:

1) Mod Tutor story to teach how to modify or create new stories
2) Brigand: Oaxaca hi-res character textures (Jack Mangano)
3) Brigand: Panama hi-res character textures (Jack Mangano)
4) Enhanced gun sound effects (FedSmoker)
5) Dev notes for Panama and art extras
6) Resource converter programs for DarkBASIC

LCSoft Website: