Describes Excel sheets that exist in the game data. A good example is is `exd/rool.exl` which contains many references to the game data. It's a text file containing a list of comma-separated strings, where each line is separated by a newline:
With an Excel List parsed, you can then build a path to a [Excel header or .exh](format/exh). To do so, simply move all characters to lowercase and append `.exh` at the end: