Mountain Valley SoftwareTheir games came out around 1984-85 (some as early as 1981, though) and had character graphics. According to some people they were awful, according to some they were the best Commodore 64 character graphics ever. There was rarely any plot or real aim of the adventure other than getting to the end. Most problems could be solved with either looking at something or moving it.
Smuggler's InnType: Character graphics Written in Basic.
Comments: Escape from a smuggler hideout.
Volcano of Raka-Tua
Oasis of Shalimar
King Solomon's Mines
Comments: It essentially had a two-word parser, though it would accept
more for certain commands like "say". It was much in the vein
of the Scott Adams games.
Scroll of Akbar Khan
Castle of Mydor
The Lost City
Adventureland was created by Hans Persson and is now maintained by Stefan Meier.
If you find any errors or have information that is missing, please let me know