Today's latest Humble THQ Bundle offers 6 classic PC games, along with the potential for a seventh if you donate above what the average consumer is donating.
The games are Darksiders, Metro 2033, Red Faction Armageddon, Company of Heroes and their stand alone expansions Opposing Fronts and Tales of Valor. If you beat the average ($5.30 as of writing), you will also get Saints Row: The Third.
Additionally, you get the soundtracks (in MP3 or FLAC) for Saints Row The Third, Darksiders, Red Faction Armageddon and Company of Heroes.
You will need Steam and Windows to redeem the deal, and you must donate above $1. You can select how to distribute your donation, between THQ, Humble Bundle and charity. As of writing, there have been 240,000 bundles sold.
Check the deal here: Humble THQ Bundle