First look: Valve's Steam, Team Fortress 2 and Portal for Mac

Valve's highly anticipated release Mac OS X release of Steam, its cloud-based game store and service, is set to be released as a public beta this week. AppleInsider offers a first look at the software with hands-on impressions and screenshots, including the first available titles: Portal and Team Fortress 2.

TF2 Not Appearing on Games List (details in comments) : r/wine_gaming

Team Fortress 2 Available for Mac

Mechanics - Official TF2 Wiki

The Significance of Steam and Valve's Games for Mac - MacRumors

Team Fortress 2 on Steam

First Look: Steam for Mac

Valve Announces Portal 2 Update Featuring In-Game Editor

Team Fortress 2

Team Fortress 2 on Steam