Beep beep beep

The basic game play style became a popular part of the puzzle game genre during the 1980s, with such titles as ___-Out and Yomp. Then came Relentless Logic (or RLogic), which was available for MS-DOS as early as 1985.

In RLogic, the player is a private in the US Marine Corps, delivering an important message to the U.S. Command Center. RLogic was a game without any high scores, which required the player to navigate through a field from the top left corner (starting point) to the bottom right corner (the Command Center). What came of all this?