The editors of Game Informer rank the top 10 PC games for May:

1. “Rise of Nations: Rise of Legends,” Microsoft

2. “Heroes of Might and Magic V,” Ubisoft

3. “World of Warcraft,” Blizzard Entertainment

4. “SiN Episode 1: Emergence,” Valve

5. “Ghost Recon Advanced Warfighter,” Ubisoft

6. “Guild Wars Factions,” NCSoft

7. “Dungeons & Dragons Online: Stormreach,” Turbine Entertainment

8. “Call of Duty 2,” Activision

9. “Dreamfall: The Longest Journey,” Aspyr

10. “Space Rangers 2: Rise of the Dominators,” Cinemaware Marquee