Inspired by the poll a few days ago, which suggests this one should be quite hard because nobody reads game novels. But I do, and I found 20 of them whose titles aren't too obvious, and I challenge you to figure out which series they belong to.
http://www.sporcle.com/games/BlackMageJ/gamenovels
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"I'm Commander Shepard, and you're standing in the biggest library in Citadel Space. Look me up."