Claimed By 3 Mountain Men by Raven Blaire is an audacious and titillating narrative set in the secluded expanses of a mountainous terrain, where the wild elements of nature intertwine with human desires. The novel is crafted for those who relish a romance that intertwines the raw, untamed forces of nature with an equally fierce emotional connection. The premise, as bold and straightforward as its title suggests, explores themes of love, survival, and the unrestrained dynamics in polyamorous relationships.

The story unfolds as Ellie, a young, independent woman with a spirit as wild as the mountain trails, finds herself lost in a dense, snowy forest. Just when all seems perilously close to the end, she is found by three rugged mountain men—each distinct in their personalities and approach towards life, yet bound by their shared hermitage and a profound connection with the wilderness. These men, Jake, Asher, and Caleb, are not just mountain dwellers; they are robust individuals with pasts as intricate and winding as the trails they navigate. The plot thickens rapidly as mutual survival necessities evolve into intricate, emotional meshings.

Raven Blaire adeptly captures the essence of a steamy romance novel while ensuring that the narrative does not solely hinge on eroticism but supports itself with substantial character development and a vivid portrayal of the setting. The contrast between Ellie’s initial perception of a need to be rescued and her eventual role as an integral part of this unusual, polyamorous relationship is penned with compelling conviction. The transformation is not just in terms of physical and emotional relationships but also in how she views herself and her place in the world. Her journey of self-discovery, mirrored by the stark, unyielding yet beautiful mountain landscape, adds depth to the narrative.

The portrayal of Jake, Asher, and Caleb is intricately done, with each character embodying different male archetypes. Jake, the leader, exudes strength and control but is also sensitive to the needs and protections of the group. Asher adds a touch of mystique and unpredictability, often pushing the boundaries of both danger and passion. Caleb, being the most nurturing, bridges the gaps with his warmth and understanding. This differentiation in characters allows the reader to explore various facets of masculinity and leadership in non-traditional love settings. Despite individual differences, their unity and respect for one another and for Ellie is a significant theme that Blaire handles with careful finesse. This not only breaks common stereotypes about masculinity but also polyamorous relationships, offering a refreshing outlook on both.

The sensual scenes in the novel are explicitly detailed, perhaps not for the faint of heart, yet they are tastefully intertwined with the narrative’s emotional layers. These moments are not just about physical intimacy but are pivotal in the character's development and the evolution of their mutual relationships. Blaire’s language in these scenes is richly descriptive, bordering on poetic, which helps transcend the physicality to reveal the emotional and vulnerable undercurrents.

A significant strength of Claimed By 3 Mountain Men is its vivid description of the mountain setting, which acts almost as another character in the book. The chill of the snowy mountains, the isolation of the cabin, and the untamed wildlife are all palpable, thanks to Blaire’s keen attention to detail. This setting not only accentuates the story’s mood but also metaphorically represents the untamed, raw, and wild nature of their unconventional relationship. The survival aspect of the story, though secondary to the romance, provides an adrenaline-pumping thrill to the narrative, adding layers to the story that keep readers hooked.

Critics might argue that the book ventures too boldly into the realm of fantasy, making the situations and character actions somewhat unrealistic. However, for fans of erotic romance who are drawn to novels that offer an escape rather than a reflection of reality, this critique is but a minor flick in a rather captivating sweep. The book boldly challenges conventional relationship norms and presents an unapologetic exploration into complex dynamics, making it a standout in its genre.

In conclusion, Raven Blaire’s Claimed By 3 Mountain Men is a visceral, bold, and explorative novel that delves deep into themes of survival, self-discovery, and unconventional relationships. It is a masterful blend of intense emotion, captivating scenery, and vigorous storytelling that will appeal to readers looking for passion, adventure, and a taste of the untamed wild. While it may not resonate with everyone, for those intrigued by its premises, it promises an engrossing, pulse-racing read that is hard to put down.