Just played it ( on highest settings)
The game looks sharper and has a noticeably better frame rate than the xbox version.
But I keep getting this ghosting problem with the classic sonic level. It might just be me but whenever I'd spin dash Sonic's textures would look a bit buggy.
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Brawl is like ZSS' breasts. Well rounded for casual players
http://ib.skaia.net/image/32143.gif