Big-name sequels charting well in their first month of sales? No way. Also clown-in-your-cake surprising is Fallout 3’s staying power (the game first launched in October!), for which we use the only portion of Left 4 Dead that didn’t also claw its way into the top-20 to give a hearty thumb-up.

Check out the full list:

1. World Of Warcraft: Wrath of the Lich King / Blizzard / $38 (Average)
2. The Sims 2 Double Deluxe / EA Maxis / $19 (Average)
3. Warhammer 40K: Dawn of War II / Relic / $49 (Average)
4. World Of Warcraft: Battle Chest / Blizzard / $37 (Average)
5. F.E.A.R. 2: Project Origin / Monolith / $50 (Average)
6. Spore / EA Maxis / $45 (Average)
7. World Of Warcraft / Blizzard / $18 (Average)
8. The Sims 2 Apartment Life Exp. Pack / EA Maxis / $20 (Average)
9. Fallout 3 / Bethesda / $47 (Average)
10. World Of Warcraft: Burning Crusade Expansion Pack / Blizzard / $28 (Average)
11. Call Of Duty: World At War / Treyarch / $46 (Average)
12. Command & Conquer: Red Alert 3 / EA LA / $30 (Average)
13. Left 4 Dead / Valve / $46 (Average)
14. The Sims 2 Deluxe / EA Maxis / $3 (Averge)
15. Civilization IV / Firaxis / $21 (Average)
16. The Sims 2 Mansion & Garden Stuff Exp. / EA Maxis / $18 (Average)
17. StarCraft Battle Chest / Blizzard / $20 (Average)
18. Spore Creepy & Cute Parts Pack / EA Maxis / $18 (Average)
19. Diablo Battle Chest / Blizzard / $34 (Average)
20. The Sims 2 Pets Exp. / EA Maxis / $19 (Average)

As usual, these sales pertain only to retail stores and probably just pull up next to the Internet playing their loud music in a sad attempt to make online retailers feel jealous.
 
So, what’d you buy last month?