Namco reveals Tekken 6 Online Features
PS3 owners get some exclusive Playstation Home content via a new Tekken 6 Lounge - not just getting extra costumes and furniture, but the ability to host matches via a free update after its release.
The full list of the online features:
Ranked Match and Player Match
Earn a rank as you fight other worldwide players
Data Upload and Download
Upload your own customized 'ghost' character so other players can play against it as well as Replays of your best matches
Scenario Online Co-op
2-player co-op campaign against AI enemies
Leaderboards
"Battle Points" (online), "Rank" (both offline and online) from 'Beginner' to 'Tekken God'- this includes Scenario Campaign, Time Attack and Survival.

Source: http://www.psu.com/Namco-reveals-Tekken-6-online-features-News--a008257-p0.php