Ah, sorry - "friend" is so neutral.
Well, yes, the level of details, the shading, the facial expression ... the "character definition" makes a single image already tell a story. Even without a speech bubble. And the correct anatomy makes it very credible.
Ranthol appears to be a keen adventurer, smart and well prepared. One to make a series of movies about... (how long can I avoid mentioning Indy?)