In Robin McKinley's "The Blue Sword," Tsornin is depicted as a character with a keen sense of awareness. Despite the redness in his nostrils, which might suggest agitation or excitement, his ears remain attentive and alert, showcasing his sensitivity to his surroundings. This attention highlights his instinctual nature as an animal or mythical figure, demonstrating his connection to the protagonist.

Tsornin also exhibits a subtle, affectionate behavior by gently rubbing his nose against the nape of her neck. This action serves as a reassuring reminder of his presence, indicating a deep bond and a desire to be acknowledged. It reflects not only his loyalty but also the emotional connection between the characters, emphasizing themes of companionship and mutual reliance within the narrative.