Are you looking to play these games via or natively on your desktop?
An (often called an ISO image) is essentially a digital replica of an optical disc (like a CD, DVD, or Blu-ray). In the context of gaming, a "PC ISO Game" is a single file that contains the entire contents of a game disc.
: They have a strong reputation for keeping their files free of malware. 3. FitGirl Repacks (Official Site Only)