Wizardry: Proving Grounds of the Mad Overlord is a 1981 PC (DOS / Windows) game from Sir-Tech, originally released on Apple II in 1981, catalogued here for 5 defining game mechanics.
PC (DOS / Windows)1981Originally Apple II 1981Complexity 65/1002D FirstpersonCult classic
Wizardry: Proving Grounds of the Mad Overlord is the first game in the Wizardry series of role-playing video games. It was developed by Andrew C. Greenberg and Robert Woodhead. In 1980, Norman Sirotek formed Sir-Tech Software and launched a beta version of the product at the 1980 Boston Computer Convention. (via Wikipedia)
The genre Wizardry: Proving Grounds of the Mad Overlord helped define
Dungeon-crawler RPG. first-person, party-based dungeon delving that shaped both Western and Japanese RPGs.
The game mechanics of Wizardry: Proving Grounds of the Mad Overlord
Turn Based CombatCombatCombat resolves in alternating discrete turns; all player actions are fully processed before the enemy acts.
Inventory ManagementResourcePlayer holds a collection of discrete named items with defined slot limits; deciding what to carry is a meaningful choice.
Level Up StatsProgressionDefeating enemies or completing tasks accumulates points; reaching thresholds permanently increases player stats.
PermadeathProgressionDeath permanently ends the current run with no recovery; accumulated progress is lost or locked.
Random EncounterSimulationCombat or events are triggered probabilistically during world traversal rather than by scripted enemy placement.
Each mechanic links to how to build it in Godot, with the retro games that share it.
Study the source
Source-available (No formal license (archival re-engineered source)). Archived, re-engineered UCSD Pascal source for Wizardry I, browsable with build instructions; no formal license is declared. https://github.com/snafaru/Wizardry.Code