I'd say it is more akin to a Space Marine Terminator, just with a heck of a lot more detail and more 'diesel-punk'.
Talking to the Prodos guys, that was their aim.
You'll understand why soon enough, it all links into the background.
The Undead Legionnaire can be seen up against a Space Marine on Agis Neugebaur's website. I unfortunately cannot photograph my Legionnaire as it was a 'scrap model' and should have gone in the bin!