Books like 'Castle Core'

Readers who enjoyed Castle Core by Milo Storm also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

fantasy  paranormal  poly (3+ people)  harems  magic  new adult

  • Proven Strength by Daniel Schinhofen

    Proven Strength by Daniel Schinhofen

    Rated: 4.58 of 5 stars
    · 25 ratings
    Gregory’s year-long posting along the northern wilds was done. He’d had to face corrupt magi, assassination attempts, aether-using bane beasts, and even deal with the loss of some of his men. The year had left a mark on his soul. He’d accepted the burden of leadership fully, knowing that his men could and would die under his command...
  • Thrall by E. William Brown

    Thrall by E. William Brown

    Rated: 4.49 of 5 stars
    · 29 ratings
    Without royal leadership Kozalin's defenders are falling into turmoil, but mortal problems pale into insignificance when the gods themselves take an interest in Daniel. With new enemies appearing everywhere he looks, and far too many secrets to keep, can even Daniel's magic save the day? Well, you know what they say. If you can't get results with violence, you aren't being violent enough..
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  • Divine Agreements by Daniel Schinhofen

    Divine Agreements by Daniel Schinhofen

    Rated: 4.54 of 5 stars
    · 22 ratings
    Sean had long waited for his chance to avenge his friends from Oakwood— when the time finally came, it was with several unlikely High Lady Minerva Queensblood, who felt her family owed Sean for helping her son, Commander Queensblood. Advisor Mackenzie Earthfoot, who had to walk a thin line to not favor Sean too much, lest she earn the Queens’ ire...
    Categorized as:
    harems  magic  fantasy  demons  fae  vikings  poly  paranormal
  • Moral Stand by Daniel Schinhofen

    Moral Stand by Daniel Schinhofen

    Rated: 4.58 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 19 ratings
    With their initiate year over, the Pettit family dispersed to their separate adept Jenn would be on the border with Krogga, defending against incursions. Yukiko was to patrol near Alturis, giving her the chance to see Gregory’s home and childhood friends. Mindy was going back to Grackle to help their younger friends with their troop training...
  • Master Class 2 by Annabelle Hawthorne, Virgil Knightley

    Master Class 2 by Annabelle Hawthorne, Virgil Knightley

    Rated: 4.52 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 19 ratings
    The System is brokenA Culling is comingAfter surviving a harsh winter, Eli finds himself in a unique situation when a long-lost dungeon is discovered on the property. It could be the perfect proving ground for the students who have earned their Class, but it could also become their tomb.It also doesn't help that the town of Last Stop is in danger...
    Categorized as:
    harems  magic  fantasy  demons  poly  paranormal  length-long  male-pov
  • Plot Hole by Macronomicon

    Plot Hole by Macronomicon

    Rated: 4.54 of 5 stars
    · 18 ratings
    Riding high after successfully defending his home country, Calvin is assigned as Kala's bodyguard on a diplomatic mission to Uleis, a merchant nation with whom a deal must be struck to ensure Gadvera's continued survival...
  • The Axe Falls 2 by William D. Arand

    The Axe Falls 2 by William D. Arand

    Rated: 4.63 of 5 stars
    · 13 ratings
    Dominic’s world had been a fairly simple life.To live his life to the best of his abilities, gain experience, level up, and strive to enjoy himself as best as one could in a backwater.Which, while tough on its own, was made infinitely harder by his father being the local executioner.All of that becomes infinitely worse when his entire family is murdered...
  • Magebreaker by Declan Court

    Magebreaker by Declan Court

    Rated: 4.59 of 5 stars
    · Steam rating: 3 of 5
    Open door [?] · 14 ratings
    Davik of Darkshire is one of the last Magebreakers who survived the Summoner War. In that brutal conflict, expendable conscripts were engraved with runes of resistance and hardiness, turning them into the scourge of warcasters. Using his augmentation to forge a storied career, he has battled through epic adventures, ambushes, and dungeons for the last decade...
  • Master Class 3 by Annabelle Hawthorne, Virgil Knightley

    Master Class 3 by Annabelle Hawthorne, Virgil Knightley

    Rated: 4.57 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 14 ratings
    The System is brokenThe Past has returnedAfter the Culling, peace has returned and life at the orphanage is quiet one more. Eli finds himself investigating the mystery of a student's new Class, which seems related to the System itself, as well as dealing with the nuances of his unique relationship with the women of the school...
  • Neutral by Jane Washington, Jaymin Eve

    Neutral by Jane Washington, Jaymin Eve

    Rated: 4.19 of 5 stars
    · Steam rating: 3 of 5
    Open door [?] · 52 ratings
    Sometimes, the end is only the beginning. Emmy was born a dweller and she expected to die as a dweller ... until Willa changed everything. Now she has no idea of her path, and she certainly wasn't prepared for what would happen after her death. Caught in the middle of a war that threatened to prove much more significant than anyone had ever expected, there is only one person who can help her...
    Categorized as:
    new adult  magic  humor  fantasy  paranormal  poly  m-f  length-novella
  • Mana Immortal by Bruce Sentar

    Mana Immortal by Bruce Sentar

    Rated: 4.35 of 5 stars
    · 19 ratings
    Isaac is back and the sects are going to war. Leadership puts him in leading from behind a desk and negotiating deals with the Hua Family.That is, till another sect's mountain falls and Isaac hurries to investigate.He takes Mei to investigate the fallen mountain. But even Mei isn't enough to stop what the fallen mountain brings...
    Categorized as:
    harems  magic  fantasy  war  poly  paranormal  length-medium  audiobook
  • Alpha Company by Daniel Schinhofen

    Alpha Company by Daniel Schinhofen

    Rated: 4.22 of 5 stars
    · 27 ratings
    (This book still contains adult themes, like the first two did. if you didn't care for them, you probably won't care for this one either.) Rejoin Alburet Two-souled as his journey in Alpha World continues. He has two quests that still need to be resolved; one that deals with Nobility, while the other is from the Dark Lord. Before he can deal with either of them, Mindblown brings down the server...
  • Playing For Keeps by Daniel Schinhofen

    Playing For Keeps by Daniel Schinhofen

    Rated: 4.18 of 5 stars
    · 28 ratings
    Alpha Company is embarking on a grand mission, crossing the Dead Lands to find and conquer Gwain’s Keep. Led by Alburet, most of the guild embarks on what could be an epic and memorable journey, as they aim at being the first Two-souled guild to capture a keep. Besides safeguarding the members of the guild, Alburet also has to worry about the natives that are with them on their journey...
  • Seed of Chaos by Benjamin Medrano

    Seed of Chaos by Benjamin Medrano

    Rated: 4.75 of 5 stars
    · 8 ratings
    Fame is overrated.Having rescued thousands of people from being sacrificed, Evelyn could use some peace and quiet. Life has other plans. She quickly finds herself drawn into assisting a deity with a small problem, only to return and find that her great grandmother has learned of her existence...
    Categorized as:
    magic  harems  fantasy  queer  f-f  fae  paranormal  poly
  • Drowning Studies by Erin R. Flynn

    Drowning Studies by Erin R. Flynn

    Rated: 4.24 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 30 ratings
    My name is Tamsin Vale and my life is radically different from a few months ago. I’m a college freshman who didn’t finish high school. I’ve inherited more money than I could ever spend after nineteen years of never having much of anything. I’m the last fairy… And no one knows what happened to the rest of them. That doesn’t even cover half of it...
  • Nemesis by Deacon Frost

    Nemesis by Deacon Frost

    Rated: 4.63 of 5 stars
    · 8 ratings
    Moments after he hatched, he was thrown into a sack. His pride as a dragon raged against the indignity and he fought back. The wounds he gave his captors earned him the name Nemesis, and the kindness offered at the hand of a half-elf slave earned him a partner. With Harper on his side, the pair set out to earn their freedom. They're determined to never be slaves again...
  • King of the Satyrs by Marvin Knight

    King of the Satyrs by Marvin Knight

    Rated: 4.63 of 5 stars
    · 8 ratings
    Father, Patriarch, Conqueror. Theo's done it all, and he's ready to settle down. But his enemies have other plans. Far from the Hearthwood, his enemies plot against him. The Cult of the Unblinking Eye schemes. An arrogant Satyr King demands. A swarm of dragons hungers. And an evil twin has plans of his own.At home, the Hearthwood has never been better...
    Categorized as:
    harems  magic  fantasy  poly  paranormal  length-epic  audiobook
  • Goblin Apocalypse 3 by Michael Dalton

    Goblin Apocalypse 3 by Michael Dalton

    Rated: 4.44 of 5 stars
    · 9 ratings
    Shuttle working? Check! Bags packed? Check! Army of goblin raiders moving in? Uh-oh!Kevin and his adorable band of goblin girls have decided to leave their devastated planet for a safer long-term home. Rexy the buxom hyper-shuttle is prepared to take them to a new world – but it’s not as simple as all that...
  • Fractured Souls by M. Sinclair

    Fractured Souls by M. Sinclair

    Rated: 4.45 of 5 stars
    · 11 ratings
    Lorcan's fractured soul will save everyone . Note from The Tears of the Siren series will feature characters from both the Reborn series and the Descendant series. It will not be necessary to read either of those to understand the plot, however, they do intertwine in a way that enhances the universe...
  • Forming the Company by Daniel Schinhofen

    Forming the Company by Daniel Schinhofen

    Rated: 4.16 of 5 stars
    · 27 ratings
    How does Alburet feel about Stacia suddenly becoming his Succubus? How will her family react to her sudden change? While trying to handle this sudden transition, Mindblown is also going to take the server down for maintenance. Alburet will have to deal with emotional turmoil, all while continuing to play the game he has been sentenced to play for life...
  • Fractured Spirit by Daniel Schinhofen

    Fractured Spirit by Daniel Schinhofen

    Rated: 4.16 of 5 stars
    · 24 ratings
    Fresh from the success of capturing Gwain’s Keep, Alpha Company is in high spirits. Flush with coin, everyone is eager to get better gear and see what new zones they can go fight in.Not everything is roses though, as the first testing phase is about to come to an end...
  • WIEDERGEBURT: Legend of the Reincarnated Warrior 5 by Brandon Varnell

    WIEDERGEBURT: Legend of the Reincarnated Warrior 5 by Brandon Varnell

    Rated: 4.31 of 5 stars
    · 14 ratings
    THE HEAT IS ON.Eryk has won the Spiritualist Grand Tournament, helped Kari and Fay avoid marrying Grant Leucht, and destroyed the cage preventing Kari from journeying outside of Neveria. But his task isn’t over yet. Now he must convince Fay Valstine to join him, Kari, and Lin in a polygamous relationship...
  • Elemental Shadowed by Helen Scott

    Elemental Shadowed by Helen Scott

    Rated: 4.57 of 5 stars
    · 7 ratings
    An ancient secret and a set of murals could save the world or doom them all.Tessa doesn’t have much to go by if she’s going to rescue humanity. The prophecy she needs to understand is a closely guarded secret and the murals she found are giving nothing away. After barely surviving her last fight with the demons, she’s thrown into this one before she’s ready...
  • Monster Girl Inn II by Misty Vixen

    Monster Girl Inn II by Misty Vixen

    Rated: 4.57 of 5 stars
    · Steam rating: 5 of 5
    Explicit and plentiful [?] · 7 ratings
    When he went into the Hinterlands seeking the companionship of beautiful monster girls, Victor assumed that his life would change to some degree. But not this much...
  • Tempest Tide by Deacon Frost

    Tempest Tide by Deacon Frost

    Rated: 4.50 of 5 stars
    · 8 ratings
    Jace Blackbriar is on the run with the Warlord's Navy on his heels. Sailing on the Tempest Sea is a dangerous occupation and the pirate life is calling. Jace has to find a safe location to set up his new base while avoiding the hunters sent by his enemies. Join Jace and his adventuring party as they sail the seas in search of adventure, excitement and a good time...
    Categorized as:
    harems  magic  fantasy  pirates  demons  poly  paranormal  length-long
  • Web of the Timeweavers by Marvin Knight, Marvin Whiteknight

    Web of the Timeweavers by Marvin Knight, Marvin Whiteknight

    Rated: 4.50 of 5 stars
    · 8 ratings
    Theo's old friends are just out of reach, but it's past time he went looking for them.With the world safe and the Hearthwood Clan prospering more than ever, Theo finally has both the opportunity and the power to go looking for Sam and Dean, who went missing hundreds of years ago...
    Categorized as:
    harems  magic  fantasy  poly  paranormal  length-long  audiobook
  • The Adventures of Grave 2 by G.S. D'Moore

    The Adventures of Grave 2 by G.S. D'Moore

    Rated: 4.56 of 5 stars
    · 9 ratings
    What kind of superpowered supervillain robs a bank?After technically being dead for twenty-six years, Marcus might be an old dog with some old-school ideas, but he’s got some new tricks up his sleeve. Now that he’s learned all about the modern world and his new abilities, he’s ready to make his move. Thanks to the women he lured to the dark side, he’s going to start things off with a bang...
  • Barbarian Dragonslayer by Aaron Crash

    Barbarian Dragonslayer by Aaron Crash

    Rated: 4.44 of 5 stars
    · 9 ratings
    An ancient evil has come to Old Ironbound—is it a dragon or is it something else?Ymir has obtained six of the eight Akkiric rings—the rings that allowed Aegel Akkridor and his wives to live for a thousand years—but the more he studies, the closer he comes to learning the secret behind the great vempor’s death.A secret that may mean death for Ymir and his wives as well...
    Categorized as:
    harems  magic  fantasy  fae  demons  poly  paranormal  length-medium
  • Succubus Summoner 3 by Virgil Knightley, Annabelle Hawthorne

    Succubus Summoner 3 by Virgil Knightley, Annabelle Hawthorne

    Rated: 4.44 of 5 stars
    · 9 ratings
    They say that all is fair in love and war.Well I guess it's a good thing that we have plenty of both.Framed for the murder of Elantrica Ilmora, Samuel was on the run—but not anymore. Reunited with family and old friends, he will have his day in court, heard by the king himself.But conflict lingers...
    Categorized as:
    harems  magic  fantasy  poly  paranormal  length-medium
  • Hexblade Warlock by Jack Spry, Marcus Sloss

    Hexblade Warlock by Jack Spry, Marcus Sloss

    Rated: 4.44 of 5 stars
    · 9 ratings
    Survive.It's all Seven can do. An outcast through no fault of his own, he's forced to work the hardest fields, do the jobs no one else wants to. So, when war comes to his land, he has no qualms enlisting. After all, his life can’t get any harder, can it?When an elite squad need a volunteer, he sees it as his chance to shine—to rise up from the squalor he’d endured his whole life...
  • Gladiator by David Burke, Daniel Wisniewski

    Gladiator by David Burke, Daniel Wisniewski

    Rated: 4.30 of 5 stars
    · 13 ratings
    * Duration: 12 hours and 41 minutes *Reincarnated as the War God - he has a lot to learn to live up to that title.His power is only as good as the skill he possesses to wield it. But there is a reason the former War God fell. He can only dare to imagine what foes lie in wait...
  • Goblin Apocalypse by Michael Dalton

    Goblin Apocalypse by Michael Dalton

    Rated: 4.34 of 5 stars
    · 11 ratings
    Planet full of mutants? Check! Hot goblin girls? Check! Survival? Fingers crossed!Thirty years after a failed invasion of the goblin home world, power technician Kevin wakes up in a wrecked Imperial Marine dropship with no clue how he got there. Worse, the planet has been devastated by a biological weapon, and the few survivors are bloodthirsty mutants...
  • Blazing Academy: Semester Two by Avery Song

    Blazing Academy: Semester Two by Avery Song

    Rated: 4.34 of 5 stars
    · 11 ratings
    Those cursive words, written in dark red ink, haunt me day by day in my new life here at Blazing Academy.I, Alice Blaze, always dreamed of staying in one school long enough to learn, grow, and make a few friends. At last, my wish has been granted at the academy for all things blazing, but it comes with heavy consequences...
  • Phoenixfall by K.T. Strange

    Phoenixfall by K.T. Strange

    Rated: 4.22 of 5 stars
    · 17 ratings
    Book 2 in the Rogue Witch Series follows Darcy Llewellyn, fourth year university student, music intern, secret witch, and the werewolves that make up the band Phoenixcry: Finn Gunner, Elias Gunner, Charlie Gage, Wesley “Ace” Rivers, and Cash Legend...
  • Monster Girls Unlocked by Justin Trublood

    Monster Girls Unlocked by Justin Trublood

    Rated: 4.28 of 5 stars
    · 13 ratings
    Justin Trimble's fantasies come to life when a couple of great looking, middle-aged professors give his virtual world a try and are transformed both in-game and out.As an AI researcher, Justin Trimble already has access to some of the most advanced technology on the planet. On his nights and weekends, he explores the capabilities of the virtual systems to invent an immersive game...
  • Forged in Blood by K.F. Breene

    Forged in Blood by K.F. Breene

    Rated: 4.26 of 5 stars
    · 14 ratings
    Before Shanti was the most wanted woman in the land, she had yet to master her sword and the potent Gift with which she was both blessed and cursed. But the threat won't rest, and her people may pay the price.This story is also found in Legends: Fifteen Tales of Sword and Sorcery Anthology.You can also get a copy by signing up for K.F. Breene's newsletter...
  • Phoenixash by KT Strange

    Phoenixash by KT Strange

    Rated: 4.27 of 5 stars
    · 12 ratings
    Book 4 in the Rogue Witch Series follows Darcy Llewellyn, fourth year university student, music intern, secret witch, and the werewolves that make up the band Phoenixcry: Finn Gunner, Elias Gunner, Charlie Gage, Wesley “Ace” Rivers, and Cash Legend...
  • Goblin Breeder by Micky Carre

    Goblin Breeder by Micky Carre

    Rated: 4.11 of 5 stars
    · 11 ratings
    Andrew Jones. Airborne Ranger. Savior of Goblins?You know, life is funny sometimes. When I stumbled across a strange weather phenomenon in the middle of the woods, I could have sworn that it was just a prank from one of my friends. But the truth was, it was a portal, and as soon as I touched it I found myself in a new world, one filled with orcs and elves and most notably, goblins...
  • Tribe by Dade Crawford

    Tribe by Dade Crawford

    Rated: 4.28 of 5 stars
    · 11 ratings
    A nerd without direction, a tribe without a man, and a world in need of a hero...On his way home from work, Daniel’s car flips into a river. In his desperate escape, he finds himself in strange waters, surrounded by a primordial forest. Lost and frightened, he stumbles into the new world, making enemies and friends in his first encounters...
    Categorized as:
    harems  magic  fantasy  poly  paranormal  length-short
  • Dark Arts by Fiona Starr

    Dark Arts by Fiona Starr

    Rated: 4.33 of 5 stars
    · 9 ratings
    Three wolf shifters tormented by a deadly secret. Two worlds torn by a twisted legacy. One girl determined to choose her own fate.They say being called to the world's oldest magic organization is the pinnacle of achievement for a witch. The lottery is done in secret. The names appear by magic. Membership in this exclusive club is like receiving a golden ticket...
  • Hexblade Warlock 2: A Slow Burn LitRPG Fantasy Adventure by Jack Spry, Marcus Sloss

    Hexblade Warlock 2: A Slow Burn LitRPG Fantasy Adventure by Jack Spry, Marcus Sloss

    Rated: 4.43 of 5 stars
    · 7 ratings
    One dungeon stands between Seven and the legendary Quintasia Academy.He’s completed his Novice training, and is a master of the sword, spear and staff. Not only that, he has conquered dungeons one to four, and several hearts along the way.His relationship with Keller is blossoming into something special, and he couldn’t be happier...
  • Institute of Supernaturals: Savage Heart by J.E. Cluney

    Institute of Supernaturals: Savage Heart by J.E. Cluney

    Rated: 4.50 of 5 stars
    · 6 ratings
    Turns out, evil has a way of returning, and now we need to watch our backs.I have mates. I’m a kitsune. And I’m stronger than I ever thought.My life really has changed in just a few short weeks.My new mates and I have been through a lot since becoming bonded, but now we have a chance to settle in and begin our bounty hunting life together.Take a step towards a future.Or so I thought...
  • Leviathan Below by Deacon Frost

    Leviathan Below by Deacon Frost

    Rated: 4.50 of 5 stars
    · 6 ratings
    Jace and his crew have broken through the Tempest Wall to find the world hidden within the hurricane. Now they must head below to find the relic stolen from the Queen of Dragons.Their enemies from Saltwater's Weep have not forgotten them and remain hot on their heels, seeking to kill the adventurers as they grow in power...
  • Soul Knight 2 by J.J. Bookerson

    Soul Knight 2 by J.J. Bookerson

    Rated: 4.50 of 5 stars
    · 6 ratings
    Nick reclaimed his heritage. Now it’s time to grow his kingdom.The evil bishop was defeated, and the Trial was completed. Nick rescued the humans of Zura and orcs of Nagduros, and brought them home to his new city–Frosthaven. Together, they formed the reborn Noblefrost Kingdom, with Nick as its king...
    Categorized as:
    harems  magic  fantasy  demons  poly  paranormal  length-long
  • Shadows Smolder by C. Rochelle

    Shadows Smolder by C. Rochelle

    Rated: 4.60 of 5 stars
    · 5 ratings
    **WARNING THIS BOOK CONTAINS A CLIFFHANGER**Ancient originsShaky alliancesOverwhelming media attentionMore men than one bed can holdWell, it’s official. I’m a legendary divine being with mysterious origins who needs my chosen Champions to boost my powers through supernatural sexcapades. I would care what my parents thought—if only I could find out who they were...
  • I Summoned My WHAT?!: Book 1 by Montgomery Quinn

    I Summoned My WHAT?!: Book 1 by Montgomery Quinn

    Rated: 4.28 of 5 stars
    · 10 ratings
    Wanting to go into business with his best friend, Evie, Calon never could have expected how his life would turn in an instant.Rushing into the burning home of a neighbour, the unthinkable happens and our fearless main character dies a hero. Only... He doesn't quite make it to the afterlife...
  • Shake the Earth by Elizabeth Briggs

    Shake the Earth by Elizabeth Briggs

    Rated: 4.13 of 5 stars
    · Steam rating: 4 of 5
    Explicit open door [?] · 18 ratings
    The fate of the world rests on the shoulders of four sexy dragon shifters and the woman they’re sworn to serve…It's time for me to embrace my destiny as the next Black Dragon, the one who can control all five elements and bring balance to the realms.I've bonded with two of my mates, Jasin and Auric, and now we continue our journey so I can become intimate with Slade and Reven...
  • Goblin Girls Do It Better II: A Fantasy Men's Adventure by Misty Vixen

    Goblin Girls Do It Better II: A Fantasy Men's Adventure by Misty Vixen

    Rated: 4.50 of 5 stars
    · 5 ratings
    Lucas Mead-Slayer thought he had seen it all.Then he stumbled into goblin tribal warfare while looking to visit an old friend. Now, his entire life has changed. He's the chieftain of the newly reformed Vrix Tribe, he has three goblin wives, and has dived headfirst into the responsibility of fathering a lot of children with his new fellow goblin girl tribemates...
  • Shadows Spark by C. Rochelle

    Shadows Spark by C. Rochelle

    Rated: 4.20 of 5 stars
    · 10 ratings
    Rejected by HellHunted by HeavenA destiny written in the starsCurrent mood: Over itHave you ever had the kind of week where you're supposed to be escorting souls to Hell but instead you save a handsome human with some lightning power you didn't know you possessed then end up in a naughty angel's bed?Well, that's what's new in my life..
  • Sanctuary by Jake Daniel

    Sanctuary by Jake Daniel

    Rated: 4.25 of 5 stars
    · 8 ratings
    Powerful monsters and magic. A new caretaker has arrived. Welcome to the Sanctuary...After disaster brought me to Stonefield Sanctuary, I figured it was all a dream.It’s not every day you discover you’ve been selected to become the next caretaker of a preserve full of monster girls, fantasy creatures, and magic I’d only seen in games or read about in books...
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