While the NPD charts are, grimly, business as usual, the Steam and Direct2Drive charts are a mess, courtesy of some weekend sales.

HAWX? Assassin's Creed? Far Cry 2? Great for the publishers and those gamers picking up some older games on the cheap, but for the hardcore PC sales charts enthusiast, it just screws up their complicated sales trend spreadsheets.

NPD Sales Charts April 19-25

1. WoW: Wrath of the Lich King
2. The Sims 2 Double Deluxe
3. WoW Battle Chest
4. Left 4 Dead
5. Empire: Total War
6. Demigod
7. Company of Heroes: Tales of Valor
8. World Of Warcraft
9. Spore
10. The Sims 2 Apartment Life

Steam Charts As Of May 4

1. Left 4 Dead
2. Killing Floor
3. HAWX
4. Counter-Strike Source
5. Empire: Total War
6. Velvet Assassin
7. Dawn of War II
8. King's Bounty: The Legend
9. The Orange Box
10. Fallout 3

Direct2Drive Charts April 26 - May 2

1. Neverwinter Nights 2: Mysteries of Westgate
2. Assassin's Creed Director's Cut
3. Far Cry 2 w/ Fortunes Pack Bundle
4. Call of Juarez
5. FINAL FANTASY XI
6. Civilization 4
7. DCS: Black Shark
8. Tom Clancy's Rainbow Six Vegas 2
9. Cryostasis
10. Rome: Total War Gold Edition

via Kotaku