Evidently circulated before IO Interactive settled on Hitman: Absolution for the title of the latest sequel, a marketing survey asked respondents how they felt about three potential cover designs for the game. All featured the wonderfully ironic Hitman: Subtitle, the naming convention for the game since Hitman: Codename 47 in 2000.
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I like the action stance in #2; it has an 'I'm about to kill the hell outta someone' feel to it.
Also, I think the full title for the game should be 'Hitman: Murder Wagon'. Hell, I'd buy that for a dollar!