She was a bull mastiff, kept by her owner, a guy who arranged hits on other people, who was also terrified of any and all retribution, hence Lizzie's official purpose.
In any case, I hearken to her sad, expressive face.
So, she and her 'human' appear in one of the stories of the utterly superb Streets of Paris, Streets of Murder collection by Jacques Tardi and the late, great, Jean-Patrick Manchette, one of the great crime-novelist writers.
Part of the reason I'm posting this is because Tardi often drew human faces with little more than 'slanting lines' to indicate mouth and eye regions. For example, here's one his most famous characters:
https://i.imgur.com/cZdK12d.jpeg
(they even made it in to a film, daggit!)
And another from the 'murder' series:
https://i.imgur.com/9mHdzK7.jpeg
See what I mean about the facial expressions? So there's the irony, if you follow me, hmm.
By gosh, though! Tardi was no chump. He could change it up however he liked to suit the current work, as with Les Tontons flingueurs, which apparently involved an angry Rowan Atkinson as lead mafioso:
