Yeah, we know. The whole "deep sea diver combat" genre peaked with Sega's largely unknown arcade masterpiece The Ocean Hunter, but still, it's rude to look a gift horse in the mouth -- or, rather, to look a free game in the drearily repetitive gameplay. If you haven't done it yet, today is your last chance to download Undertow on the XBLA marketplace for the cost of zilch. Who knows, you may dig it -- and if all it costs is a moment of your time to pick up, isn't it worth checking out? Let us know if free was the right price for the game -- and if it served as an appropriate apology for the recent hiccups in the Xbox Live service.

This article was originally published on Joystiq.

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