The "helpful feature" you are looking for in likely refers to the Auto-Map or Mapmaking tool .
: The game includes several built-in "helpful" systems, such as: Eye of the Beholder
: Modern re-releases on Steam often include or support this mod, which adds a crucial auto-mapping feature to the game. The "helpful feature" you are looking for in
: Clerics can automatically use the "Turn Undead" ability simply by holding a holy symbol. Eye of the Beholder
: The versions available on platforms like Steam (specifically the Gold Box Classic Edition) often come equipped with built-in mapmaking tools to assist with the maze-like levels.
: The game can be set to automatically cast healing spells and continue resting until the party is fully recovered.