This is the 40k model you'll only be able to get by attending the Con's that Forge World will be at this year, and it's rather nice I think (and not a Marine!):
Imperial Enforcer with Cyber-Mastiff
£12 (€16 / US$20 / Oz$22)
EDIT: Looking at him again, is it just me or does he look a hell of a lot like Brian Glover?