Hooked Gamers has tossed up a review of City of Villains, giving the expansion/standalone MMORPG an overall score of 7/10. Their conclusion:
In closing, City of Villains is solid as a stand alone title or as a City of Heroes expansion. Despite its weak points or flaws, the title has restored life to City of Heroes and has already caused scores of players, new and old, to repopulate the game servers, reuniting old alliances and challenging new rivals. If you are a veteran MMO player looking for something enjoyable but laid back to play or new to MMOs and looking to get into it for the first time, City of Villains will deliver countless hours of entertainment and player interaction. There is no doubt at all that City of Villains will follow the City of Heroes tradition of success and remain as a big player in the MMO genre.