According to the roguelike restoration project Advanced Rogue 5.8 was developed by a group of employees at AT&T Bell Labs between 1984 and 1985. Michael Morgan and Ken Dalka appear to be among the semi-anonymous authors. AT&T distributed Advanced Rogue through the AT&T Toolchest for a time. Advanced Rogue 5.8 is based on the Rogue 3.6 source code with some additions from Super-Rogue. Advanced Rogue 5.8 was released on or about 01/03/1985.