Advanced Dungeons & Dragons: Pool of Radiance(1988)

Located on the northern shore of the Moonsea in the Forgotten Realms, the fabled city of Phlan had been overrun by monsters led by a mysterious leader. Your quest: discover the identity of this evil force and rid Phlan of its scourge. Pool of Radiance represents the first in a line of software created by SSI in collaboration with TSR - the producer of the legendary Advanced Dungeons & Dragons fantasy role-playing system.