Stronghold (1993, DOS)

Stronghold
Developer: Stormfront Studios Publisher: Strategic Simulations Platform: DOS Released in US: September 1993 This game has debugging material.

Debug Mode

Enter the command prompt argument debug when booting up the game (i.e. strong debug). Then, create a new game and begin. During gameplay, press Alt along with one of the following keys to get these effects...

Key	Effect
B	Change a building by 1. This only works when there's an existing building owned by someone.
C	Change a character to another character or creature. Note that this character/creature can't be controlled by the player.
D	Show character locations.
F	Similar to pressing B, by 10 rather than 1.
G	Get a game over by destroying the player's main stronghold.
H	See the RNG seed used to generate the area.
J	All castles get new units.
K	Instantly destroy the building on screen.
L	Raise a character's level.
M	A very glitchy memory list printing function.
P	The main character will upgrade in status.
R	The player will immediately become an emperor/empress.
S	Advance in time by a season.
Y	Kill a random character on screen.
Z	Hurt all monsters.

(Source: CooperTeam)