Valve's Steam service is having a weeklong sale on all things THQ, allowing those of you with the gift of thrift to bulk up your collection of PC games on the cheap -- well, on the cheaper, anyway. Kicking off the sale today is Titan Quest and expansion Titan Quest - Immortal Throne, both of which are currently available for 50% off.Each day, a new THQ title will be discounted, while all week long you'll be able to acquire the massive THQ Collector Pack (a bundle of 13 different titles) for $90 -- 10% off its usual price. It's not a bad deal, though we must admit we have seen better.

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