http://bugs.winehq.org/show_bug.cgi?id=32395
--- Comment #2 from Xavier Vachon xvachon@gmail.com 2012-12-08 23:10:09 CST --- (In reply to comment #1)
Does it help if you disable anti-aliasing in the game options?
Yes, the skyline works fine without anti-aliasing. Is anti-aliasing known to break graphics in other games with wine?