Humble Bundle now offers a free copy of Teleglitch: Die More Edition as a Halloween gift. Anyone who provides their email address will receive a key for the top-down action game on Steam. Here's a refresher on the game:

In a cold, dark future dominated by mega-corporations, a small lonely planet on the edge of habitable space is the site of a shadowy research facility specializing in necrotic tissue reactivation. You are a scientist who has suddenly awoken to the realization that you are the lone survivor.