A Crystalline Serpent?
The name alone sent Tatehan's mind racing, his enhanced brain immediately beginning to construct images and possibilities of what such a creature might be.
He'd never heard of a Crystalline Serpent before, but the name itself was evocative enough to paint a picture. On Mars, naming conventions for creatures often reflected their most dangerous or distinctive characteristics.
Like how the Hexapod mauler had clearly shown what the creature would look like just by the name alone, same with the brutenecks.
The Only creature that had turned out to be only metaphorical in name was the shadow goblin.
Now, a "Crystalline" Serpent suggested something with a hardened, perhaps transparent or reflective exterior, scales made of crystal or some crystalline substance that could deflect attacks or refract light in disorienting ways.
