In 2005 GameSpot chose Diablo as one of "The Greatest Games of All Time". It was placed at No. 20 on Game Informer's "Top 100 RPGs Of All Time" list.
An expansion pack, Diablo: Hellfire, was released in November 1997 by Synergistic Software
In 1998, PC Gamer declared it the 42nd-best computer game ever released, and the editors called it "a nearly flawless gaming experience".[89] Akira Nishitani ranked it number 1 on his personal list of the greatest games of all time in 1997.