@maxwell: It's because Disgaea 3 isn't a DS game by any means. I doubt it could even run on PSP.
The game may be not so amazing technically, but it isn't an afterthought. Disgaea 3 was only released on the PS3, it wasn't released on the DS then ported to the Wii to get a quick cash in.
Proud poster of the 10000th reply at the Official Smash Bros Update Thread.
tag - "I wouldn't trust gamespot, even if it was a live comparison."
Bets with Conegamer:
Pandora's Tower will have an opening week of less than 37k in Japan. (Won!)
Pandora's Tower will sell less than 100k lifetime in Japan.
Stakes: 1 week of avatar control for each one.