John it's not your fault, don't take it personally

When *anything* is presented with lush engraving scenes, the embellishments will be noticed

When an engraving scene appears to feature someone holding an apparent severed head, the engraving scene becomes *the* subject

In the world of theater this is know as "upstaging"

The feature is (want it or not) presented between the viewer and whatever the otherwise intended subject is
Subsequently the feature gets a perhaps otherwise unwarranted share of the attention

You didn't push the press release of this image package
Whoever did may have simply overlooked the presentation of a beheading scene in the artwork
Meanwhile, the audience who has been present to the highly sensationalized terrorist culture of the past twenty-odd years is bound to wonder WTF is that dude doing on the action of that rifle holding some other dude's head

The beheading scene is upstaging the rifle