Legend of Star Arthur I: Planet Mephius

1) Earliest game to use a command menu system. Its key innovation was the introduction of a point-and-click interface, utilizing a cursor to interact with objects on the screen. Along with these innovations, it still supported the traditional text-parser input used by other adventure games at the time.
2) The plotis an epic, futuristic, sci-fi space opera adaptation of the King Arthur legend, along with elements of Dune. Set in the year 3826, the Galactic Federation is at war with the galactic fleet of Jamil. As the war wages on, Star Arthur travels to Planet Mephius in search of a legendary sword…
3) Same year game was ported to PC-8001. and in 1984 on MSX laser disc.

4) Point-and-click adventure games are those where the player typically controls their character through a point-and-click interface using a mouse or similar pointing device, though additional control schemes may also be available. The player clicks to move their character around, interact with non-player characters, often initiating conversation trees with them, examine objects in the game’s settings or with their character’s item inventory. Many point-and-click games would include a list of on-screen verbs to describe specific actions in the manner of a text adventure, but newer games have used more context-sensitive user interface elements to reduce or eliminate this approach.