=== Hexen ===
The header is similar to 1.2 and Heretic header, and does not store game version or other parameters. However, Hexen supports up to eight players instead of being limited to four.
{| {{prettytable}}
! byte !! purpose
|-
| 0 || [[skill level]]: values {{c|0}} through {{c|4}} indicate "thou needeth a wet-nurse" through "black plague possesses thee", respectively.
|-
| 1 || episode
|-
| 2 || map
|-
| 3 || set to {{c|1}} if player 1 present
|-
| 4 || set to {{c|1}} if player 2 present
|-
| 5 || set to {{c|1}} if player 3 present
|-
| 6 || set to {{c|1}} if player 4 present
|-
| 7 || set to {{c|1}} if player 5 present
|-
| 8 || set to {{c|1}} if player 6 present
|-
| 9 || set to {{c|1}} if player 7 present
|-
| 10 || set to {{c|1}} if player 8 present
|}
== Demo issues ==