Books like 'Underdark'

Readers who enjoyed Underdark by Stuart Grosse also liked the following books featuring the same tropes, story themes, relationship dynamics and character types.

fantasy  horror  harem  litrpg  steamy  dark  epic  heroic-fantasy

  • Dungeons by Rohan M. Vider

    Dungeons by Rohan M. Vider

    Rated: 4.58 of 5 stars
    · 12 ratings
    Humanity has inherited a contested Dominion and a Patron intent on enslaving it. Others, too, gather, sensing weakness. Can Jamie and Sierra defy the odds? Can they save humanity? And at what cost?Enter the world of the Trials again and join Jamie on his journey to gather power and save humanity...
  • Four Beheadings and a Funeral by Eric Ugland

    Four Beheadings and a Funeral by Eric Ugland

    Rated: 4.43 of 5 stars
    · 14 ratings
    We join Montana, recently returned from an impromptu study abroad trip, a bit wiser, a bit broader in perspective, and a lot freaked out by the once-dead person who’s currently in his bedroom.Possible zombie sightings aside, he’s finally ready to take his job as Duke seriously...
  • Summoner School 2: A Reverse Portal Fantasy by Eric Vall

    Summoner School 2: A Reverse Portal Fantasy by Eric Vall

    Rated: 4.63 of 5 stars
    · 8 ratings
    Andrew is rising in the class rankings at Magia Schola, but his studies are the least of his problems.A war is brewing between the rival magical factions, and he is going to be on the front lines when fighting inevitably breaks out. Andrew has promise as a summoner, but he’s just a freshman...
  • Trick Of The Night by Eric Ugland

    Trick Of The Night by Eric Ugland

    Rated: 4.50 of 5 stars
    · 10 ratings
    Forced behind enemy lines. Ready to do battle with slavers, spiders, and ghosts.Say hello to the new and improved Clyde Hatchett…Who’s only a level-four nothing.He’s on a (seemingly never-ending) quest to get back to his life in Glaton. And now, all that stands in his way are the Empire-hating Carchedonians, a death cult, and a traitorous party member...
    Categorized as:
    dark  epic  heroic-fantasy  litrpg  adult  book  fiction  horror
  • Paladin of the Sword  (Paladin of the Sigil Book 1) by Marvin Knight

    Paladin of the Sword (Paladin of the Sigil Book 1) by Marvin Knight

    Rated: 4.50 of 5 stars
    · 10 ratings
    The surface world is a strange place for a young man who grew up in Hell.Darren was just a boy when he and his mother were betrayed by paladins and chased beneath the earth. There, with only his paladin’s sigil and his quests to guide him, Darren grew from boy to man. Born in fire and blood, Hell itself sculpted the perfect paladin...
    Categorized as:
    dark  epic  harem  heroic-fantasy  litrpg  steamy  adult  book
  • Sorcerer Ascendant by Kyle Johnson

    Sorcerer Ascendant by Kyle Johnson

    Rated: 4.50 of 5 stars
    · 10 ratings
    Aranos has done the impossible: he's freed the first Fallen Realm in mortal reckoning and returned victorious. He and his follower Geltheriel should be hailed as heroes and celebrated throughout the Stronghold of Eredain.Instead, Aranos finds himself surrounded by elves that are both secretly and openly hostile...
    Categorized as:
    dark  heroic-fantasy  litrpg  adult  audiobook  book  fiction  horror
  • Summoner 8 by Eric Vall

    Summoner 8 by Eric Vall

    Rated: 4.50 of 5 stars
    · 10 ratings
    As Gryff learns more about the Shadowscape and the god-like Archons that rule it, the stakes keep getting higher. The angel-monster Phi is still hellbent on destroying humanity, so Gryff and his friends must spread out to the far corners of Mistral to make sure she doesn’t succeed. And then they must end her. Once and for all...
    Categorized as:
    dark  epic  harem  steamy  adult  book  fiction  high-fantasy
  • The False Hero, Volume 3 by Michael Plymel

    The False Hero, Volume 3 by Michael Plymel

    Rated: 4.50 of 5 stars
    · 10 ratings
    Lutz and his companions have finally arrived at the eastern edge of the Orakian kingdom, just a few short days away from the elven lands. But he's not the only one who's made the trek east. Princess Lumina has deduced his destination and is hot on his trail...
  • Summoner 4 by Eric Vall

    Summoner 4 by Eric Vall

    Rated: 4.42 of 5 stars
    · 12 ratings
    In an academy that trains people to deal with monsters and mayhem, there's one challenge even Gryff may not be ready to face: Final Exams. On the plus side, he'll capture a giant armored monster and get to ride around on its shoulder while the beast smites things with its sword...
    Categorized as:
    harem  steamy  litrpg  epic  dark  heroic-fantasy  fantasy  magic
  • Wild Wild Quest by Eric Ugland

    Wild Wild Quest by Eric Ugland

    Rated: 4.49 of 5 stars
    · 21 ratings
    Straight out of the West (or, you know, somewhere through a gloom portal), in a thunder of hooves (but they’re kinda like giant turtle hooves, if you can picture it?), comes Montana Coggeshall, gun (sword) slinger.Sure, he’s survived Fiends’ Night and an all-out goblin war. But for his people in Coggeshall to truly be safe, Montana needs to go out and find the source of all these crazy attacks...
  • The Manifold by Mike Truk

    The Manifold by Mike Truk

    Rated: 4.67 of 5 stars
    · 6 ratings
    My name's Noah Kilmartin. I'm from Ruddock, Ohio, and I'm just about 50% unqualified to save the universe from the slavering demonic hordes of the super evil bitch queen Lilith.But just when I thought things were starting to look up...My companions and I arrive in Tagimron, the sphere of discordance...
    Categorized as:
    dark  epic  harem  heroic-fantasy  litrpg  steamy  adult  audiobook
  • The Duelist 7 by Eric Vall

    The Duelist 7 by Eric Vall

    Rated: 4.67 of 5 stars
    · 6 ratings
    Alex and his family finish their business on Terr and leave the island better than they found it.But they can’t go home yet.Amaya’s fate as the Prophetess looms ever closer, but Alex comes to suspect the oryx-woman may not be what, or rather who, the Order thinks she is.To find answers, they plan to travel to Eng Isle, but Alex keeps having these dreams...
    Categorized as:
    steamy  harem  epic  dark  fantasy  paranormal  romance  audiobook
  • The Duelist 5 by Eric Vall

    The Duelist 5 by Eric Vall

    Rated: 4.67 of 5 stars
    · 6 ratings
    Alex and his crew continue their journey to Terr Island, but the sea isn’t the last obstacle they have to face.Once they land, it’s an uphill battle against the island to reach Terr’s capital, and even when they reach the city, trouble abounds.If Alex doesn’t do something, the island of Terr is in danger of being destroyed by the Red Sun demons, or worse, by civil war...
  • Summoner School 4: A Reverse Portal Fantasy by Eric Vall

    Summoner School 4: A Reverse Portal Fantasy by Eric Vall

    Rated: 4.67 of 5 stars
    · 6 ratings
    Andrew and his classmates at the Magia Schola are caught in a three way battle for control of the magical world with the insidious forces of shadow magic and the technomages who wield arcane powers of mechanical mayhem...
    Categorized as:
    harem  dark  epic  fantasy  audiobook  horror  fiction  book
  • Court of the Shifter by Logan Jacobs

    Court of the Shifter by Logan Jacobs

    Rated: 4.50 of 5 stars
    · 8 ratings
    This gorgeous vampire princess hates me, but that’s probably because the prophecy foretells that she must bear my children…One day, I was just a park ranger in Idaho. I liked my job, but my life wasn’t particularly exciting.Then I fell into an underground spring and landed in another world.A fantasy world full of vampires, shifters, and monsters...
    Categorized as:
    dark  epic  harem  steamy  action-adventure  adult  book  fiction
  • Shadow Rogue Ascendant by Mike Truk

    Shadow Rogue Ascendant by Mike Truk

    Rated: 4.50 of 5 stars
    · 8 ratings
    The band is in trouble. Port Gloom is aflame behind them, and hundreds lie dead in their wake as Kellik and his companions are forced to flee their ancient home. But despite the chaos and carnage they've already caused, one thought remains their focus: Exacting ever greater revenge on the Family...
  • Summoner 11 by Eric Vall

    Summoner 11 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    As if one Archon loose on the Southern continent wasn’t enough, now the snake-goddess Utuni has awakened. And she’s joined forces with Miralea. But the jaguar goddess is still weak after her defeat at Gryff’s hands, so there’s still a chance for Gryff to capture her...
  • Summoner 9 by Eric Vall

    Summoner 9 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    Phi might be taken care of, but now another problem arises to the South. Gryff and his team travel to the Southern Continent to address rumors of a risen goddess, and as they trek through the treacherous jungles, Gryff has to keep his wits about him … Because something is watching...
  • Summoner 10 by Eric Vall

    Summoner 10 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    Gryff and his team have tracked down the Archon Miralea to her temple fortress. But that was the easy part. Now, they must fight their way through her hundreds of crazed followers, continue to survive the perils of the jungle, and try to defeat their third Archon...
  • Creation Mage 4 by Dante King

    Creation Mage 4 by Dante King

    Rated: 4.50 of 5 stars
    · 8 ratings
    I'm Justin Mauler, student of Mazirian Academy, Creation Mage, and now the new owner of a poltergeist named Barry Chillgrave.Who'd have expected having a deceased buccaneer as your resident dungeon-running poltergeist would lead to trouble?Yeah, it's pretty much a given.And now I’ve discovered that my spell list might be limited...
    Categorized as:
    dark  epic  harem  heroic-fantasy  litrpg  steamy  adult  audiobook
  • Metal Mage 10 by Eric Vall

    Metal Mage 10 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    As always, Mason has his hands full protecting several kingdoms, but at least he’s finally getting some reward for all his hard work. Now that he’s a baron, Mason has to figure out what to do with all his new land, his new riches, and his new mansion. But life is not all rich baron sex and giant statues made of precious gemstones...
  • Dragon Emperor 7 by Eric Vall

    Dragon Emperor 7 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    Evan has won the allegiance of Tikal through a little dragon diplomacy, but his work isn’t done yet. The Green Glass Sect make another appearance as Evan works to get the city back on its feet, so he decides to put the campaign on hold and root the traitorous Sect members out of the jungle...
  • The Empire by Ivan Kal

    The Empire by Ivan Kal

    Rated: 4.50 of 5 stars
    · 8 ratings
    War has come to the Infinite Realm.As old allies turn on each other, as an unassuming presence in yellow walks the lands of dreams, as an empire falls, a group of people is gathered to fight the threat that the rest of the world decided to ignore.Even as everything burns, and the chaos consumes the core, some are willing to act...
    Categorized as:
    dark  epic  heroic-fantasy  litrpg  adult  audiobook  book  fiction
  • Wrath of the Dragon by Eric Vall

    Wrath of the Dragon by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    I was prepared to die in that last fire I fought in Tucson. I’d saved as many civilians as I could when the flames finally devoured me, but then I woke up in a vast world called Dracoria with a beautiful angel beside me.Things have only gotten crazier from there.Now, I’m battling my way through the Night Lands on a rescue mission, but the more I make love to this angel, the more powerful I become...
    Categorized as:
    harem  litrpg  epic  dark  romance  fantasy  audiobook  horror
  • Creation Mage 5 by Dante King

    Creation Mage 5 by Dante King

    Rated: 4.50 of 5 stars
    · 8 ratings
    I've collected the souls required to speak with my dead father, and he's got a lot to tell me.Hopefully, what he has to say will help me succeed in the coming Mage Game Qualifiers.Because if I get through, then I'll finally find my mother's white staff.You've read the last 4 books, you know what to expect. This is more of that. Grab it, sit back, and have the time of your life...
  • Dragon Emperor 8 by Eric Vall

    Dragon Emperor 8 by Eric Vall

    Rated: 4.50 of 5 stars
    · 8 ratings
    Evan’s campaign across Rahma continues, and this time, they encounter a city of intelligent, if proud, shape-shifting centaurs.Evan is fascinated by the horse-people, but he is more enthralled with their gorgeous queen. To win her over, Evan and his party work to clear the nearby forest of monsters, traps, and traitorous Green Glass Sect members...
    Categorized as:
    harem  steamy  litrpg  epic  dark  heroic-fantasy  fantasy  paranormal
  • Dragon Emperor 9 by Eric Vall, Alex Perone

    Dragon Emperor 9 by Eric Vall, Alex Perone

    Rated: 4.50 of 5 stars
    · 8 ratings
    Evan and his party continue on to the next stop on their campaign, but they quickly discover things are not right in the underground city of Colaruma.The king’s appointed Sentinels are missing, there is evidence the Green Glass Sect is once again up to no good, and the city’s Council of Magistrates is more than a little suspicious...
    Categorized as:
    harem  steamy  litrpg  epic  dark  heroic-fantasy  fantasy  paranormal
  • Backyard Dungeon by Logan Jacobs

    Backyard Dungeon by Logan Jacobs

    Rated: 4.40 of 5 stars
    · 10 ratings
    When I got the call that my estranged grandfather had passed away and left me his trailer and a plot of land, I was just excited to own a little property and save some money by not having to pay rent.Then I found a strange cave in my backyard. It wasn’t a sinkhole, or a bunker, or a mineshaft…It was a dungeon. Full of crazy caverns, unbelievable monsters, and sexy, fantastical women in distress...
    Categorized as:
    dark  epic  harem  heroic-fantasy  litrpg  adult  audiobook  book
  • Irrelevant Jack 3 by Prax Venter

    Irrelevant Jack 3 by Prax Venter

    Rated: 4.40 of 5 stars
    · 10 ratings
    What lies beyond Blackmoor Cove and its connected Tower? When two displaced Heroes from the recently fallen Town of Emberstone seek refuge from the advancing Corruption, some people begin to believe that Jack’s brazen defiance of traditional ways has terrible consequences...
  • Power Mage 3 by Hondo Jinx

    Power Mage 3 by Hondo Jinx

    Rated: 4.40 of 5 stars
    · 10 ratings
    THEY WERE HUMANITY’S LAST HOPE… AND HUMANITY WANTED THEM DEAD. Blamed for the Miami massacre, Brawley lays low with a Carnal biker gang, vowing to train hard and crack strands. Seven orders. Seven amazing powers. Seven beautiful teachers...
  • Power Mage 2 by Hondo Jinx

    Power Mage 2 by Hondo Jinx

    Rated: 4.40 of 5 stars
    · 10 ratings
    ONE HEROIC ACTION OPENED A GATEWAY TO ULTIMATE POWER. Twenty-four hours later, Brawley is a power mage with two incredible women and one hell of a mission statement. Seven orders. Seven amazing powers. Seven beautiful teachers. Next stop: Miami, where flesh mages party hard in Heaven and Hell, an underground nightclub featuring wild sex and brutal fighting side-by-side...
  • Summoner 6 by Eric Vall

    Summoner 6 by Eric Vall

    Rated: 4.40 of 5 stars
    · 10 ratings
    Free from the Shadowscape, Gryff returns to the world only to find two months have passed him by, but it’s nothing compared to what’s in store for him next. Gryff has his hands full between Enclaves falling, undead bounty hunters hell bent on revenge, and oh yeah, the council is out to get him, too...
  • The True Enemy Revealed by Jason A. Cheek

    The True Enemy Revealed by Jason A. Cheek

    Rated: 4.40 of 5 stars
    · 10 ratings
    Landing in Darom, Startum Ironwolf is confronted by the devastation being wrought by the Chaos Storm alliance and is forced into a guild war of epic proportions. With the beginnings of a massive invasion from the northern tribes looming on the horizon, Star fights his way across the Kingdom of Kader to reach his friend...
  • Summoner 7 by Eric Vall

    Summoner 7 by Eric Vall

    Rated: 4.40 of 5 stars
    · 10 ratings
    Gryff and his friends have spent the last two years battling constant rifts and hunting down ancient ciphers, but now that they’re starting to get some answers, only more questions arise. Gryff will have to be on the top of his game to stay ahead of betrayals, political coups, and goddess monsters from the shadowscape attempting to seduce him...
  • Dragon Emperor 5 by Eric Vall

    Dragon Emperor 5 by Eric Vall

    Rated: 4.40 of 5 stars
    · 10 ratings
    With Evan and Alyona’s campaign around Rahma drawing near, Evan is under a time crunch to make safe the city. First, he must clear out any beasts and enemies that lurk in the tunnels beneath Hatra. Then he needs to complete the reconstruction of the Lunar Palace. And finally, he’s got to deal with the assassins that have somehow infiltrated his home. Just another day for a Dragon Lord...
  • Battle Mage 1: Academy for Magical Inmates by Dante King

    Battle Mage 1: Academy for Magical Inmates by Dante King

    Rated: 4.40 of 5 stars
    · 10 ratings
    Stealing from a mage was both the best and worst thing I had ever done.After being caught, I was named a criminal and sent to a prison known as the Jade Bastion. Located at the Edge of the World, this prison carries a secret. Those inmates who have magical abilities are trained in the most powerful magic known to the empire: battle magic...
  • Secrets of the Hearthwood by Marvin Knight

    Secrets of the Hearthwood by Marvin Knight

    Rated: 4.40 of 5 stars
    · 10 ratings
    With enemies at the gates and trouble at home, a man must defend his clan armed only with his magical martial arts and a futuristic spaceship fortress.His enemies won’t know what hit them.After finally defeating the Matriarch of the Crimson Dragon clan, Theo’s left with a disunited group of tribes swearing loyalty to him in name only. And why should they? He’s got no towering fortress...
  • Stain by Neven Iliev

    Stain by Neven Iliev

    Rated: 4.40 of 5 stars
    · 10 ratings
    The world waits for no one. While Boxxy is off chasing shinies and delving dungeons abroad, Azurvale's shadows churn, fester, and ferment into a potent cocktail of trouble. Secret organizations maneuver behind the scenes, patiently advancing their nefarious plots. Government agencies lay in wait, ready to pounce at the first sign of trouble...
    Categorized as:
    litrpg  harem  epic  steamy  dark  heroic-fantasy  fantasy  audiobook
  • Tamer: King of Dinosaurs 2 by Michael-Scott Earle

    Tamer: King of Dinosaurs 2 by Michael-Scott Earle

    Rated: 4.25 of 5 stars
    · 16 ratings
    Control dinosaurs. Tame women. Rule the world. A month has passed since Victor Shelby was abducted by aliens and put on a savage dinosaur world. In that time, he has learned how to survive, tamed dinosaurs, and won the love of three beautiful alien women...
    Categorized as:
    harem  steamy  litrpg  epic  dark  romance  fantasy  sci-fi
  • Skulduggery 4 by Logan Jacobs

    Skulduggery 4 by Logan Jacobs

    Rated: 4.50 of 5 stars
    · 6 ratings
    Building a Criminal EmpireLord of the Rings + Breaking Bad + The Sopranos = Skulduggery With each rival my syndicate eliminates two more appear, and they are out for blood. The assassin’s guild, the dwarven miners, and the elven overlords are all looking to put our heads on a pike...
  • Monster Girl Mountain by Edward Lang

    Monster Girl Mountain by Edward Lang

    Rated: 4.50 of 5 stars
    · 6 ratings
    He had to die to meet the (monster) girl of his dreams.Jack is a survival expert who wakes up after an avalanche on a snow-covered mountain, and has to fight for survival every inch of the way.Then he meets Lelia, a beautiful monster girl from a tribe of women who need Jack’s help.They need protection…They need a warrior…And more than anything, they need a man...
    Categorized as:
    dark  epic  harem  litrpg  steamy  action-adventure  adult  book
  • Summoner 18 by Eric Vall

    Summoner 18 by Eric Vall

    Rated: 4.50 of 5 stars
    · 6 ratings
    Gryff has been extended an offer and invitation to the Shadowscape by the Archon Carth: If he stays in her palace for a week, she will spare Varle Enclave.Sounds easy enough, but little does Gryff know what this trip will cost him.Or what he’ll soon learn...
  • Path of Ascension III by Atlas Kane

    Path of Ascension III by Atlas Kane

    Rated: 4.50 of 5 stars
    · 6 ratings
    On the path of ascension, Leviathan Academy stands above all others.Alex and J have achieved the power they sought at Wyvern Academy and come out alive after facing down their first demon.Their success will mean little when they face their own limitations though.Both heroes strive for even greater heights as the annual tri-school tournament looms ahead...
  • Sleeping Player by John Gold

    Sleeping Player by John Gold

    Rated: 4.50 of 5 stars
    · 6 ratings
    Wake up, Sagie… Have you heard about what happened at Castle Airis five years ago? Don’t talk too loud, it's dangerous right now. They’re still looking for that certain wanderer. If you have any information, please, let us know. How difficult is it to survive the human world, full of people hellbent on destruction, as a poor cat? "People = danger," LJ knows that for sure...
    Categorized as:
    dark  epic  heroic-fantasy  litrpg  adult  audiobook  book  fiction
  • Resurrected as a Drow by Logan Jacobs

    Resurrected as a Drow by Logan Jacobs

    Rated: 4.50 of 5 stars
    · 6 ratings
    My name is Fynn Draven, and I used to be from this world.I think I might have died, but I can’t remember. All I know is that I woke up on an altar as a drow male, and the beautiful dark-elf priestesses said they begged their Spider Goddess for help.They ended up with me...
    Categorized as:
    dark  epic  harem  adult  book  fiction  high-fantasy  horror
  • Summoner 17 by Eric Vall

    Summoner 17 by Eric Vall

    Rated: 4.50 of 5 stars
    · 6 ratings
    Gryff is a married man, a professor, and a soon to be father now.But his life is still far from ordinary, boring, or safe.Especially when massive, mega monsters start appearing on his honeymoon...
  • Revenge of the Sorcerer King: Mayhem by Matthew Peed

    Revenge of the Sorcerer King: Mayhem by Matthew Peed

    Rated: 4.50 of 5 stars
    · 6 ratings
    Returning to Haven after freeing Alessa's mother. Oberon and Alessa work to grow their strength and forces in the shadows of the desert. Their string of destruction does not go unnoticed though and the Lordships gather their own forces to protect themselves from the undead that appears to be spreading like wildfire in the west...
  • Forbidden Arcana: Morgana by Tamryn Tamer

    Forbidden Arcana: Morgana by Tamryn Tamer

    Rated: 4.50 of 5 stars
    · 6 ratings
    Death in Forbidden Arcana wasn’t much more than an inconvenience but losing his home, that wouldn’t be easy to come back from. So, when Grim and their new alliance discovers a way to take down the protective barriers surrounding villages and cities, Jericho has no choice but to seek out a new way to protect Dayrose...
    Categorized as:
    dark  harem  heroic-fantasy  litrpg  steamy  adult  book  fiction
  • Dragon Emperor 12 by Eric Vall

    Dragon Emperor 12 by Eric Vall

    Rated: 4.50 of 5 stars
    · 6 ratings
    Evan and his party continue on to the peninsula of Rahma, but an ultimatum from the king hangs over Evan’s head.If he can’t get the Lord of Atheson to swear fealty to the crown, then he has been tasked with breaking the peninsula off the continent and letting it sink to the bottom of the ocean...
  • Dragon Emperor 10 by Eric Vall

    Dragon Emperor 10 by Eric Vall

    Rated: 4.50 of 5 stars
    · 6 ratings
    The campaign across Rahma continues, and this time Evan and his party travel to the desert city of Kana.The lizard Demi-Human lord is quick to welcome Evan, but his stoic mage of a sister tells Evan she isn’t impressed with him.Men don’t impress her in general, so she prefers a woman’s touch, and nothing Evan can say will change her mind...
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