Books like 'Synnr's Spark'

Readers who enjoyed Synnr's Spark by Kate Rudolph also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

sc-fi  action / adventure  romance  military, war & conflict  paranormal  aliens  polyamory  military  magic

  • The Chosen One by Siobhan Davis

    The Chosen One by Siobhan Davis

    Rated: 4.50 of 5 stars
    · 10 ratings
    Is she strong enough to fulfill her legacy or will the dark side prevail? After the gruesome battle on Xzanthar, General Arantu is on a mission to seek retribution, and he has Earth in his sights. Alinthia and her protectors ally with the government to shield innocent humans from attack, but that’s not their only concern...
  • King of Eon by Anna Hackett

    King of Eon by Anna Hackett

    Rated: 4.59 of 5 stars
    · 15 ratings
    The King of the Eon Warriors has decided to take a Terran as his bride…but finds himself shockingly attracted to the tough, beautiful Space Corps officer in charge of his potential brides’ security.King Gayel Solann-Eon is dedicated to his people and empire. His father was a hard man and a rigid king, but Gayel is doing things his own way...
  • Wild Wastes 5 by Randi Darren

    Wild Wastes 5 by Randi Darren

    Rated: 4.50 of 5 stars
    · 8 ratings
    Before world war two could reach its conclusion, the world suffered what could only be defined as a cataclysm.Legend has it that an experiment failed. Catastrophically so. And when it failed, the center of the United States, from the Sierra Nevada to the Mississippi river became "The Waste", where everything changed.Except it didn't only happen in North America...
    Categorized as:
    military  magic  polyamory  paranormal  romance  fantasy  harem  war
  • Guardian by Anna Hackett

    Guardian by Anna Hackett

    Rated: 4.41 of 5 stars
    · 23 ratings
    Rescued from alien slavers, former cop Dayna wakes to discover she’s host to a powerful alien symbiont, and the only man who can help her is the mysterious and dangerous casino owner, Rillian...
  • Rogue Cyborg by Grace Goodwin

    Rogue Cyborg by Grace Goodwin

    Rated: 4.40 of 5 stars
    · 10 ratings
    He conquers her, body and soul. Makarios of Kronos is a rebel, a smuggler who reports to no one, not even those on Rogue 5. But one betrayal sends him to a Coalition brig, and to a fate worse than death—capture by the Hive. He escapes but exchanges one prison for another. He now lives on the Colony, contaminated and deemed a risk...
  • Forbidden by Tana Stone

    Forbidden by Tana Stone

    Rated: 4.40 of 5 stars
    · 10 ratings
    Be a tribute bride for some brawny alien warrior? Not on your life. Ella is one of the few human females who rejected her Drexian warrior match. Sent to live with the other “rejects” in a special part of the high-tech space station, she has no desire to have her life dictated by a bunch of alphas on steroids. And no way would she ever be charmed by an alien playboy...
  • Alien in Chief by Gini Koch

    Alien in Chief by Gini Koch

    Rated: 4.40 of 5 stars
    · 10 ratings
    The Mastermind has upped his game . . .As Kitty can tell you, it's not easy being the wife of the vice president - especially not when he's an alien from the Alpha Centauri system. And being a parent of preternaturally talented children, don't even go there. But she and her A-C husband, Jeff, have learned how to roll with whatever life and the bad guys throw at them - they think...
  • Sublime Target by Anna Carven

    Sublime Target by Anna Carven

    Rated: 4.40 of 5 stars
    · 10 ratings
    Jerik Garul wants a mate.As a former High Commander in the Kordolian Imperial Military, he's used to getting his way. Blunt-spoken and gruff, he has a tendency to shoot first and ask questions later.He doesn't know anything about humans and their mating customs. And he's mystified at how several of his battle-brothers—hard, ruthless, and lethal—have succeeded in securing their own females...
  • Binary Pair by Michael-Scott Earle

    Binary Pair by Michael-Scott Earle

    Rated: 4.29 of 5 stars
    · 14 ratings
    What do you get when you mix Firefly, Mass Effect, and Shadowrun together? You get Star Justice. The latest action packed series from New York Times and USA Today bestseller Michael-Scott Earle. ***Following the hint given by Persephone, the crew arrives at planet Y-114-a...
  • Weapons Master by Anna Hackett

    Weapons Master by Anna Hackett

    Rated: 4.52 of 5 stars
    · 14 ratings
    A grumpy cyborg weapons master collides with a feisty mechanic from Earth who turns his ordered existence upside down.Abducted from her exploration ship and enslaved on a desert world, mechanic Bellamy Walsh has fought for her survival. She’s had to fight for everything in her life, and she doesn’t ever expect things to be easy...
  • Defying Fate by Regine Abel

    Defying Fate by Regine Abel

    Rated: 4.50 of 5 stars
    · 6 ratings
    No more secrets. No more lies.For the past eight years, Tevek has searched for his missing mother and sister. But as a top technological mind of Guldar, he is closely watched. And as one of the secret leaders of the rebellion, he must tread carefully...
  • Big Bad Beast by Grace Goodwin

    Big Bad Beast by Grace Goodwin

    Rated: 4.50 of 5 stars
    · 6 ratings
    An Atlan Warlord in hiding. In pain. In danger of succumbing to a horrible fever.Only one woman can save him.One.All he has to do is find her before he becomes a Big Bad Beast..
  • Bell's Beloved by Hannah Walker

    Bell's Beloved by Hannah Walker

    Rated: 4.50 of 5 stars
    · 6 ratings
    Bellan ‘Bell’ Nimeri loved Niko Dastria with all his heart. Knowing Niko was his lifemate from the moment he set eyes on him was bittersweet. Surrounded by unknown threats, becoming more than friends wasn't an option. Besides, he didn't think Niko had the same feelings as he did. What’s more, Niko would need to accept both sides of Bell’s shifter personality, as he and his darintha are a team...
  • Mission Most Mysterious by Hannah Walker

    Mission Most Mysterious by Hannah Walker

    Rated: 4.50 of 5 stars
    · 6 ratings
    The Avanti are bored. On a rare and treasured break from all the chaos, Bray decides to embark on a mission most mysterious. Tate has always been known for the practical jokes he plays on his teammates and friends. It's time for some revenge. This time, the tables are turned and Tate doesn't know what’s about to hit him...
  • Demons Don't Duel by Hannah Walker

    Demons Don't Duel by Hannah Walker

    Rated: 4.50 of 5 stars
    · 6 ratings
    Dea's life is all about his role as a commander of a battlecruiser. At the height of his career, he can take command of any ship he wants, he's well respected, and surrounded by friends and family. Yet, something has been missing for a long time. Part of his soul was left behind at the academy, with someone he walked away from all those years ago. Uri loves control...
  • Alien Avenged by Julie K. Cohen

    Alien Avenged by Julie K. Cohen

    Rated: 4.50 of 5 stars
    · 6 ratings
    No way back to Earth. No ability to speak. Just one warrior who loves her for who she is…Lucy (Chloe)After being sold to slavers and getting caught up in a planet’s invasion, Lucy just wants to be left alone. She’s come to Affinia to heal, to find that part of herself she lost since leaving Earth as a mail order bride. But she’s trapped within herself...
  • Protected by the Alien Mercenary by Robin O'Connor

    Protected by the Alien Mercenary by Robin O'Connor

    Rated: 4.43 of 5 stars
    · 7 ratings
    Trapped in a terrible situation, I decide to hire a mercenary to help me escape. Pay him? I’m sure we’ll figure that out…RikkiI’ve been kidnapped and auctioned off. I’m not waiting around for my new ‘owner’ to do whatever he wants with me. When he leaves me with his guard in a sleazy bar, I see my chance...
  • Claimed By The Zandian by Renee Rose, Rebel West

    Claimed By The Zandian by Renee Rose, Rebel West

    Rated: 4.38 of 5 stars
    · 8 ratings
    I CAN’T CLAIM HER...BUT SHE WILL CALL ME MASTER. I was born blind. My genes are defective. Unsuitable for breeding. That’s the only reason I don’t claim the alluring human we rescued from a slave auction. I have no intention of mating her, especially since she’s meant for another. But when she calls me Master, I can’t help but take command. And command I will...
  • Surprise Mates by Grace Goodwin

    Surprise Mates by Grace Goodwin

    Rated: 4.30 of 5 stars
    · 10 ratings
    I'm on Prillon Prime for a surprise party. Me, the unmated Earth girl, a guest of the queen! I want to dress up and have fun. Not trip over my own two feet and fall into the arms of two of the hottest alien warriors I've ever seen. Ever.What happens on Prillon Prime stays on Prillon Prime. Before they touch me I make it clear that I'm not looking for a mate. Or two...
  • Matched and Mated by Grace Goodwin

    Matched and Mated by Grace Goodwin

    Rated: 4.30 of 5 stars
    · 10 ratings
    One woman... Two warriors... Two worlds... How will she choose? Miranda Doyle has spent months in the arms of a mysterious Trion doctor. His hands are skilled at more than just healing, but their casual "friends with benefits" arrangement isn't enough for her...
  • Hunted by Grace Goodwin

    Hunted by Grace Goodwin

    Rated: 4.30 of 5 stars
    · 10 ratings
    Trapped... Tortured... Only she can save him from the Hive! Vice Admiral Niobe has resisted the temptation of the Interstellar Brides Program for years, certain there is no male in the universe willing to sacrifice his vision of a perfect life to be with her. Shocked to be matched to her father's home world of Everis, she transports, expecting to find an eager mate waiting for her...
  • Stephanie's Challenge by M.K. Eidem

    Stephanie's Challenge by M.K. Eidem

    Rated: 4.30 of 5 stars
    · 10 ratings
    Stephanie Michelakakis worked and sacrificed for her position as a Lieutenant in the Coalition. She was on track to become the first woman ever accepted into a Royal Guard, specifically King Jotham's Royal Guard. Then a life-altering injury shattered her dreams. Now she must figure out how to move on with her life...
  • Alien Collective by Gini Koch

    Alien Collective by Gini Koch

    Rated: 4.30 of 5 stars
    · 10 ratings
    Despite not having run for office, nor wanting to remain in office, Representative Jeff Martini is being wooed as the vice presidential running mate for a charismatic senator who seems likely to win the campaign...
  • Teacher for an Alien Doctor by Roxie Ray

    Teacher for an Alien Doctor by Roxie Ray

    Rated: 4.30 of 5 stars
    · 10 ratings
    I can’t trust an alien man after what was done to my sister. June became an alien bride when I was fifteen. She died on Tracorox six years later.Now I’m responsible for her child, and I’m determined to find out how she really died.Accident?I don’t think so.I joined IEP to get off Earth and find information about my sister.I never expected to find a mate of my own...
  • Striker by Lexi Ander

    Striker by Lexi Ander

    Rated: 4.30 of 5 stars
    · 10 ratings
    The danger threatening the Valespian Pact could tear Zeus, Dargon, and Alpha apart. The peaceful respite for which Zeus and his intended, Dargon and Alpha, had been hoping for is shattered when Zeus is unexpectedly drawn into the Waters of Poseidon and told that the safety they've been promised is a trap...
  • The Arcav Prince's Captive by Hope Hart

    The Arcav Prince's Captive by Hope Hart

    Rated: 4.41 of 5 stars
    · 16 ratings
    Can you ever truly escape the past? Everly, tough, fierce ex-federal agent has broken with her past, moving to Arcavia and training as the Queen's guard.Along with the challenges of adjusting to a new planet, she's dealing with a disasterous complication: The fallout from an incredible, stolen night with Korva, a broken male known as a traitor amonst both Arcav and humans...
  • Fate of Devotion by K.F. Breene

    Fate of Devotion by K.F. Breene

    Rated: 4.21 of 5 stars
    · 14 ratings
    After rescuing their daughter, Marie, from corporate-controlled Earth, Millicent and Ryker thought they were safe on their off-world paradise. They were wrong.Toton, once thought the weakest conglomerate, is now dominating ruined Earth with a sinister new technology. By harvesting minds for use in their supercomputers, they’re enslaving the best and brightest humans to further their agenda...
  • Protector by Anna Hackett

    Protector by Anna Hackett

    Rated: 4.30 of 5 stars
    · 23 ratings
    Fighting for love, honor, and freedom on the galaxy’s lawless outer rim… Cool and driven Madeline Cochran made a successful career for herself as civilian commander of a space station orbiting Jupiter…until the day it was attacked and she was abducted by alien slavers...
  • Paladin by Anna Hackett

    Paladin by Anna Hackett

    Rated: 4.38 of 5 stars
    · 17 ratings
    A cyborg drowning in emotions and an abducted Earth woman trying not to feel.Abducted, enslaved, and constantly worried for her daughter, scientist Dr. Simone Li has had a rough few months. Now that she and her daughter, Grace, have been rescued by the fierce cyborgs of the House of Rone, she’s trying to make a life for them on the desert world of Carthago...
  • Centurion by Anna Hackett

    Centurion by Anna Hackett

    Rated: 4.40 of 5 stars
    · 16 ratings
    Rescued from her alien captors, the only person who makes her feel safe is a cold, emotionless cyborg. Abducted from her exploration ship, paramedic Sage McAlister has spent months locked in cells and labs belonging to the Edull. Rescued by the cool, powerful cyborgs of the House of Rone, she finds herself among fellow human survivors on the desert world of Carthago...
  • Rogue: Information Rogue / Desert Rogue by Anna Hackett

    Rogue: Information Rogue / Desert Rogue by Anna Hackett

    Rated: 4.29 of 5 stars
    · 21 ratings
    Abducted by alien slavers and taken to a lawless desert world, the last thing she expects is to be claimed by a handsome alien rogue... Rogue contains two action-packed novellas in the Galactic Gladiators series. Novella #1: Information Rogue Arrogant information merchant Zhim doesn't know what hits him when he collides with feisty human hacker Ryan..
  • Bound by Tana Stone

    Bound by Tana Stone

    Rated: 4.44 of 5 stars
    · 13 ratings
    She’s been given a choice. Mate with the part-cyborg alien who abducted her. Or die. For Shreya, taking an alien for a mate was never in the cards. As one of the human women who rejected the idea of being a tribute bride to the Drexian warriors, she was just fine without a big, hulking alien. Even if they are gorgeous...
  • Ransomed by Tana Stone

    Ransomed by Tana Stone

    Rated: 4.38 of 5 stars
    · 15 ratings
    Trista expects her alien warrior mate to be big and gorgeous. She doesn't expect him to take her hostage. She's already been abducted from Earth to be a tribute bride for the Drexian warriors, and Trista has finally gotten used to the idea of marrying a brawny alien warrior. Sort of. He has to be better than the awful guys from home she’s been trying so hard to forget...
  • Alien AI's Marine by Mina Carter

    Alien AI's Marine by Mina Carter

    Rated: 4.48 of 5 stars
    · 11 ratings
    He's the lone human male in a sea of lethal alien warriors. He's either gifted or suicidal...Kidnapped by aliens, rescued, and now on a secret base in a system he can't even pronounce, Major Jay Stephens has given up on a wing and a prayer... he's now on kicking butt and taking names. Especially when it comes to the alien AI who's risked everything, even her 'life' to protect him.The only problem...
  • Stolen by the Zandian by Renee Rose, Rebel West

    Stolen by the Zandian by Renee Rose, Rebel West

    Rated: 4.33 of 5 stars
    · 6 ratings
    STOLEN FROM AUCTION Khrys My career is on the line here. King Zander demoted me.The planet is in crisis over a viral epidemic affecting the human half-breeds.If I could get my hands on the genetically modified humanshe could be the answer to both problems.But I didn’t expect to fall for the feisty little femalewho stole my heart while I stole her body. Kailani I’m an upgraded human...
  • Derrix by Ava York

    Derrix by Ava York

    Rated: 4.33 of 5 stars
    · 6 ratings
    Derrix figured a mate would be nothing but asking for trouble.For heartache.Heartbreak. When the teleporter delivers another luscious human female, he can only hope she's not for him.But she is. And unlike the other women, she's happy and excited about her new adventure. They're about to move into a new, dangerous phase of the mission...
  • Claimed by Noatak by Tamsin Ley

    Claimed by Noatak by Tamsin Ley

    Rated: 4.33 of 5 stars
    · 6 ratings
    The last thing he expects is a captivating human who makes him vulnerable to wicked temptations. Will one searing kiss unleash his raging desires? A grumpy alien pirate Noatak is paying the price for his past—his ionic powers are failing, and the ship’s doctor says he'll be dead within a standard cycle...
  • Red Zone by Janet Elizabeth Henderson

    Red Zone by Janet Elizabeth Henderson

    Rated: 4.33 of 5 stars
    · 6 ratings
    Welcome to the new world. Things have changed just a bit. Big Brother's not only monitoring important things like what toilet paper you buy--it now has direct access to everything you see thanks to the mandatory implant you get at birth. And Friday Jones has seen something she wishes she hadn't...
  • Alien Paladin's Woman by Vi Voxley

    Alien Paladin's Woman by Vi Voxley

    Rated: 4.33 of 5 stars
    · 6 ratings
    Sometimes, what the galaxy needs is a hero no one's ever heard of. Tieran, the Commander of the Palian paladins, has never been allowed to have anything of his own, other than the blade in his hands and the honor he serves with. But a feisty, curvy, and utterly impossible human woman is about to change all that...
  • Dax's Desire by Hannah Walker

    Dax's Desire by Hannah Walker

    Rated: 4.33 of 5 stars
    · 6 ratings
    The Avanti have made their way to Berinias, the capital and heart of Landran society. Not only is it King Kastain’s home ground, but it’s the seat of the Conclave's power. Dax finally gets to see Kastain in all his glory— regal, confident, powerful and downright sexy. As events unfold, Dax and Kastain realize everything happening with the Derin, with Martellon, Nestor and Teriva, is linked...
  • Once Upon an Ocania by Hannah Walker

    Once Upon an Ocania by Hannah Walker

    Rated: 4.33 of 5 stars
    · 6 ratings
    After their trip to Berinias is delayed, thoughts turn to both love and the future. Ocania, a day of love for mated pairs, gives the men a treasured day off. But with love in the air, all the Avanti seem to feel the pull, pushing some to go after those they want and try to fulfil their hearts desire...
  • Delphini: Damage Control by Hannah Walker

    Delphini: Damage Control by Hannah Walker

    Rated: 4.33 of 5 stars
    · 6 ratings
    When Dax and Bell crash land on an unknown planet they only have one objective— find their friends and fellow Avanti. Of course Bell needs to heal up from his injuries first, then they have to work out where to go. Their biggest problem is— they hadn’t counted on the world they landed on being quite as large as it was...
  • Clan and Command by Tracy St. John

    Clan and Command by Tracy St. John

    Rated: 4.33 of 5 stars
    · 6 ratings
    Losing the one man he loved convinced Piras he would never have a chance at happiness. He is too different from the other members of the Dramok breed to attract a Nobek warrior and Imdiko nurturer to his clan. Unwilling to pretend to be someone he is not, he faces a lonely future. Nobek destroyer captain Kila’s one night with Piras was a shocking revelation...
  • Trapped with the Alien by Luna Kingsley

    Trapped with the Alien by Luna Kingsley

    Rated: 4.33 of 5 stars
    · 6 ratings
    The Yinean may be gone but their human victims are left to deal with the aftermath.Two months after the destruction of the Yinean and MIla still can’t move on. Going home isn’t an option and even if it were, she’s no longer the woman she was before she was taken. Every day she wakes from a fitful sleep and searches for something that will make everything better again...
  • Taken by Terror by Lolita Lopez

    Taken by Terror by Lolita Lopez

    Rated: 4.33 of 5 stars
    · 6 ratings
    Terror has never wanted a mate. He’s too damaged, too dark, to ever deserve a wife and family. At least, that’s what he tells himself until Maisie enters his life.Born deaf in a world that reviles the imperfect, Maisie has resigned herself to a life of loneliness. Until the day she’s thrust into Terror’s prison cell with orders to keep him alive, that is...
  • Alien Betrothed by Luna Kingsley

    Alien Betrothed by Luna Kingsley

    Rated: 4.33 of 5 stars
    · 6 ratings
    On a rescue mission to save a stolen female, this warrior risks losing everything…especially his heart.Celia is putting her farming skills to use on abandoned acreage in Endol when a pack of ferocious beasts send her running. She ends up lost on the unfamiliar planet with darkness fast approaching...
  • Theirs to Control by Ivy Barrett

    Theirs to Control by Ivy Barrett

    Rated: 4.33 of 5 stars
    · 6 ratings
    To Bailey Mitchell, the Kobar were just test subjects… until she was taken for breeding.Studying a huge, intimidatingly sexy alien in the safety of her science lab was one thing. Being carried off over his shoulder with her bottom already burning was something else entirely.Now her specimen has made himself her master, and he won’t be keeping her for his use alone...
  • Ren by Nancey Cummings, Starr Huntress

    Ren by Nancey Cummings, Starr Huntress

    Rated: 4.33 of 5 stars
    · 6 ratings
    The red guy. Again.Emry thought she was done with alien Romeos who made promises and then ditched you, but their paths continued to cross. What’s a girl to do when the same guy keeps turning up like a bad penny?Steal his shipThe wrong thing for the right reason.Four years ago, Ren made the mistake of choosing duty above his mate, a fragile human female unsuited for his toxic planet...
  • Zandian Lights by Renee Rose, Rebel West

    Zandian Lights by Renee Rose, Rebel West

    Rated: 4.25 of 5 stars
    · 8 ratings
    THE ZANDIANS STILL NEED BRIDES. It's the Zandian Lights festival, and the king declared a free-for-all. All human females may mate without petition. Without multiple partners. Without promises. Two warriors have pledged themselves to me, but I can't get excited about becoming their bride. There's only one purple-skinned male who excites me- Mykl, my master and supervisor...
  • Mastered By The Zandians by Renee Rose, Rebel West

    Mastered By The Zandians by Renee Rose, Rebel West

    Rated: 4.25 of 5 stars
    · 8 ratings
    TWO ZANDIAN WARRIORS. THEIR FEISTY HUMAN CAPTIVE. I can fly a fighter jet in my sleep and kill with the fingers of one hand. I work alone. No being in the galaxy can challenge me-- until I tangle with two Zandian warriors. They say I stole their cargo, and they plan to take me to their planet. Make me theirs. Nobody owns me...
Fantastic book recommendations by book lovers for book lovers.
Find out more about thebooknaut.com.



Looking for more inspiration? Enter another book title to get more suggestions on what to read next.


Or - use our amazing romance book finder to get recommendations based on your favorite content tropes and themes. Mix and match at will.