The Sims: FreeTime and The Sims 2 Deluxe have monopolised the top two places in the US PC charts, according to data from NPD for the week ending March 22.
Sins of a Solar Empire came third, with Call of Duty 4: Modern Warfare fourth and Warhammer 40,000: Dawn of War Soulstorm fifth, reports videogaming247.com.
World of Warcraft variations make up sixth, seventh and ninth positions, only disturbed by Cake Mania in eighth and Diner Dash 2 rounding off the top ten.
The full chart is as follows:
1. The Sims: FreeTime
2. The Sims 2 Deluxe
3. Sins of a Solar Empire
4. Call of Duty 4: Modern Warfare
5. Warhammer 40,000: Dawn of War Soulstorm
6. World Of Warcraft
7. World Of Warcraft: Battle Chest
8. Cake Mania
9. World Of Warcraft: Burning Crusade
10. Diner Dash 2