Aliens Fantasy Books: Best Reads

1

Dungeon Crawler Carl

By Matt Dinniman

Rated 4.48 out of 5 stars, based on 302,592 reviews. 4.48 · 302,592 reviews

Dungeon Crawler Carl by Matt Dinniman follows Coast Guard veteran Carl as he navigates a post-apocalyptic Earth transformed into a deadly, game show-style dungeon. Alongside Princess Donut, his ex-girlfriend’s cat, Carl faces alien invasions, magical…

Dungeon Crawler Carl by Matt Dinniman follows Coast Guard veteran Carl as he navigates a post-apocalyptic Earth transformed into a deadly, game show-style dungeon. Alongside Princess Donut, his ex-girlfriend’s cat, Carl faces alien invasions, magical traps, and bizarre creatures while trying to survive and advance through the levels of this intergalactic reality competition. The story blends elements of science fiction and fantasy in a setting where humanity’s remnants are exploited for entertainment.

Book 1 of Dungeon Crawler Carl series

Adventure Humor Comedy Post Apocalyptic Dystopia Monsters War Virtual Reality Thriller Survival Aliens LitRPG Progression Fantasy Dungeon Core Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

2

To Valor's Bid

By M. Tress

Rated 4.43 out of 5 stars, based on 1,555 reviews. 4.43 · 1,555 reviews

To Valor's Bid (Monster Girls In Space, #1) by M. Tress follows Desmond McLaughlin, an ordinary man abruptly recruited by the CIA for a covert mission involving alien contact and interstellar military service. Set aboard a super-dreadnought starship…

To Valor's Bid (Monster Girls In Space, #1) by M. Tress follows Desmond McLaughlin, an ordinary man abruptly recruited by the CIA for a covert mission involving alien contact and interstellar military service. Set aboard a super-dreadnought starship within a vast Hegemony, Desmond must learn to wield mana, a rare magical energy, while navigating complex relationships with diverse alien species. This science fiction and fantasy blend explores themes of magic, military duty, and romance in a space opera setting marked by both conflict and personal growth.

Book 1 of Monster Girls In Space series

Adventure Magic Harem Erotica Smut Romance Monsters Military Fiction Space Opera Survival Aliens Progression Fantasy Strong Protagonist Zero to Hero Academy Male Protagonist

Purchase on Amazon

3

Defiance of the Fall

By TheFirstDefier, J.F. Brink

Rated 4.34 out of 5 stars, based on 15,911 reviews. 4.34 · 15,911 reviews

Defiance of the Fall (Defiance of the Fall, #1) by TheFirstDefier and J.F. Brink introduces Zac, who finds himself isolated in a transformed world governed by a mysterious System that reveals a multiverse filled with competing races and civilizations…

Defiance of the Fall (Defiance of the Fall, #1) by TheFirstDefier and J.F. Brink introduces Zac, who finds himself isolated in a transformed world governed by a mysterious System that reveals a multiverse filled with competing races and civilizations. Armed only with a hatchet, Zac must navigate a hostile wilderness inhabited by dangerous creatures while seeking his family and adapting to a ruthless new reality. This novel blends elements of LitRPG and eastern cultivation, featuring class and skill systems within a vast universe marked by constant threats and unpredictable power dynamics.

Book 1 of Defiance of the Fall series

Adventure Action Role Playing Games Demons Post Apocalyptic Dystopia Monsters War Apocalyptic Survival Aliens Cultivation LitRPG Progression Fantasy Strong Protagonist Zero to Hero Royal Road Male Protagonist

Purchase on Amazon

4

Galactic Fist of Legend: Volume 1

By Scottie Futch

Rated 4.32 out of 5 stars, based on 310 reviews. 4.32 · 310 reviews

Galactic Fist of Legend: Volume 1 by Scottie Futch presents a unique blend of science fiction and comedy within a multiverse setting. In 2018, humanity encounters an advanced alien race that challenges Earth’s survival through a deadly game requiring…

Galactic Fist of Legend: Volume 1 by Scottie Futch presents a unique blend of science fiction and comedy within a multiverse setting. In 2018, humanity encounters an advanced alien race that challenges Earth’s survival through a deadly game requiring global champions. Those who accept face diverse and perilous worlds, from battling zombies to navigating treacherous platform challenges, all while striving to defeat the Grand Emissary. This litrpg novel combines humor and parody with high-stakes action, featuring a protagonist whose identity shifts across related stories in the Project Scott multiverse.

Book 1 of Galactic Fist of Legend series

Comedy Erotica Post Apocalyptic Science Fiction Virtual Reality Zombies Survival Aliens LitRPG Progression Fantasy Zero to Hero Male Protagonist

Purchase on Amazon

5

Road to Mastery

By Valerios

Rated 4.31 out of 5 stars, based on 3,245 reviews. 4.31 · 3,245 reviews

Road to Mastery (Road to Mastery #1) by Valerios follows Jack Rust, a former biologist who finds himself trapped in a transformed Earth dominated by an alien AI known as the System. Stripped of magic and armed only with his fists, Jack must navigate…

Road to Mastery (Road to Mastery #1) by Valerios follows Jack Rust, a former biologist who finds himself trapped in a transformed Earth dominated by an alien AI known as the System. Stripped of magic and armed only with his fists, Jack must navigate a hostile environment filled with monsters and a mysterious forest dungeon. As he fights to survive and uncover the truth behind the invasion, Jack adapts to this new reality where physical strength becomes his primary tool. This novel blends elements of fantasy, science fiction, and role-playing game mechanics within a post-apocalyptic setting.

Book 1 of Road to Mastery series

Magic Role Playing Games Post Apocalyptic Science Fiction Monsters War Apocalyptic Survival Aliens LitRPG Progression Fantasy Dungeon Core Strong Protagonist Zero to Hero Royal Road Male Protagonist

Purchase on Amazon

6

First Song, Book One

By Blaise Corvin, Outspan Foster

Rated 4.31 out of 5 stars, based on 1,203 reviews. 4.31 · 1,203 reviews

First Song, Book One (Anthem of Infinity #1) by Blaise Corvin and Outspan Foster is set in a post-apocalyptic America two years after the Shift, an event that disrupted technology and altered physical laws. The protagonist, Noah Henson, struggles wit…

First Song, Book One (Anthem of Infinity #1) by Blaise Corvin and Outspan Foster is set in a post-apocalyptic America two years after the Shift, an event that disrupted technology and altered physical laws. The protagonist, Noah Henson, struggles with survival and moral compromise in a lawless world while grappling with rumors about the enigmatic Aelves, possibly alien in origin. The discovery of a mysterious orb with extraordinary power offers Noah a potential turning point amid the chaos. This fantasy and science fiction narrative explores themes of survival, redemption, and the consequences of a transformed reality.

Book 1 of Anthem of Infinity series

Post Apocalyptic Science Fiction Monsters Time Travel Survival Aliens Progression Fantasy Reincarnation Revenge Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

7

Subjugation

By James Galloway

Rated 4.31 out of 5 stars, based on 378 reviews. 4.31 · 378 reviews

Subjugation (Subjugation, #1) by James Galloway is a science fiction novel set in a future where the telepathic alien Faey have subjugated Earth, transforming it into a resource colony for their empire. The story follows Jason, a college student stud…

Subjugation (Subjugation, #1) by James Galloway is a science fiction novel set in a future where the telepathic alien Faey have subjugated Earth, transforming it into a resource colony for their empire. The story follows Jason, a college student studying Faey technology who harbors resentment toward their oppressive rule. His life becomes complicated when he encounters Jyslin, a determined Faey Imperial Marine with her own agenda. The narrative explores themes of control, resistance, and complex interpersonal dynamics within a space opera and military fiction framework.

Book 1 of Subjugation Universe series

Harem Adult Romance Science Fiction War Military Fiction Space Opera Supernatural Enemies To Lovers Aliens Rebellion Political Intrigue College Strong Protagonist Male Protagonist

Purchase on Amazon

8

The John Blake Chronicles - Volume 1: Three Square Meals

By M. Tefler

Rated 4.30 out of 5 stars, based on 737 reviews. 4.30 · 737 reviews

The John Blake Chronicles - Volume 1: Three Square Meals (The Unclaimed Legacy Series) by M. Tefler introduces retired Terran Federation Marine John Blake, now a trader navigating the galaxy aboard his freighter, the Fool's Gold. Set in 2779, this sc…

The John Blake Chronicles - Volume 1: Three Square Meals (The Unclaimed Legacy Series) by M. Tefler introduces retired Terran Federation Marine John Blake, now a trader navigating the galaxy aboard his freighter, the Fool's Gold. Set in 2779, this science fiction space opera blends elements of romance, erotica, and action as Blake encounters alien threats, gunfights, and space battles. The narrative also explores a hidden legacy that holds significant implications for the galaxy’s future. This volume combines adult themes with a complex interstellar setting.

Book 1 of The Unclaimed Legacy series

Adventure Action Harem Erotica Adult Smut Romance Science Fiction Monsters War Military Fiction Space Opera Aliens Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

9

Frozen Soul

By Stuart Grosse

Rated 4.30 out of 5 stars, based on 219 reviews. 4.30 · 219 reviews

Frozen Soul by Stuart Grosse is a science fiction novel set during the 2016 invasion of Earth by the Rithenal Empire, a multispecies force seeking control of the strategically vital Sol System. The story follows Iceblade, an amoral assassin known as…

Frozen Soul by Stuart Grosse is a science fiction novel set during the 2016 invasion of Earth by the Rithenal Empire, a multispecies force seeking control of the strategically vital Sol System. The story follows Iceblade, an amoral assassin known as the Mistwalker, who uses deadly mist-based powers to combat the invaders. Against a backdrop of advanced technology and mutant abilities gained from past extraterrestrial encounters, Iceblade operates with ruthless pragmatism, embodying a complex villain rather than a traditional hero. The narrative contains mature themes including violence and moral ambiguity.

Book 1 of Frozen Soul series

Science Fiction Superheroes War Military Fiction Dark Horror Apocalyptic Survival Aliens Revenge Rebellion Strong Protagonist Anti-Hero Male Protagonist

Purchase on Amazon

10

Falling with Folded Wings

By Plum Parrot

Rated 4.29 out of 5 stars, based on 721 reviews. 4.29 · 721 reviews

Falling with Folded Wings by Plum Parrot follows engineer Morgan Hall, who is awakened centuries early from stasis aboard the arkship Pilgrim-9 and forced down to an unknown world. Stripped of their advanced technology, Morgan and his fellow colonist…

Falling with Folded Wings by Plum Parrot follows engineer Morgan Hall, who is awakened centuries early from stasis aboard the arkship Pilgrim-9 and forced down to an unknown world. Stripped of their advanced technology, Morgan and his fellow colonists must learn to survive in a harsh, post-apocalyptic landscape where magic operates alongside science and monstrous threats are commonplace. As they slowly build a fragile foothold, they uncover evidence of a highly intelligent alien species whose abilities and military strength challenge human assumptions about dominance and survival. The novel blends progression fantasy elements with space opera and war fiction, emphasizing adaptation, conflict, and the cost of settling a hostile, inhabited planet.

Book 1 of Falling with Folded Wings series

Fantasy Magic Action Post Apocalyptic Science Fiction Monsters War Military Fiction Space Opera Survival Aliens Male Protagonist

Purchase on Amazon

11

Arena

By Logan Jacobs

Rated 4.28 out of 5 stars, based on 1,164 reviews. 4.28 · 1,164 reviews

Arena (Arena, #1) by Logan Jacobs follows Marc Havak, an ordinary truck driver unexpectedly chosen by alien overlords to represent humanity in deadly combat games. Set in a science fiction world blending action, fantasy, and humor, the story explores…

Arena (Arena, #1) by Logan Jacobs follows Marc Havak, an ordinary truck driver unexpectedly chosen by alien overlords to represent humanity in deadly combat games. Set in a science fiction world blending action, fantasy, and humor, the story explores Marc’s rise as he battles extraterrestrial opponents while navigating complex relationships with multiple alien women. The tone balances intense conflict with moments of levity, highlighting Marc’s unexpected skills and resilience in a high-stakes environment.

Book 1 of Arena series

Adventure Action Humor Harem Erotica Romance Post Apocalyptic Science Fiction Monsters Military Fiction Space Opera Survival Enemies To Lovers Aliens Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

12

The Hitchhiker's Guide to the Galaxy

By Douglas Adams

Rated 4.22 out of 5 stars, based on 2,037,603 reviews. 4.22 · 2,037,603 reviews

The Hitchhiker's Guide to the Galaxy by Douglas Adams follows Arthur Dent, an ordinary Englishman abruptly removed from Earth moments before its destruction to clear space for a hyperspatial express route. Rescued by Ford Prefect, a disguised alien r…

The Hitchhiker's Guide to the Galaxy by Douglas Adams follows Arthur Dent, an ordinary Englishman abruptly removed from Earth moments before its destruction to clear space for a hyperspatial express route. Rescued by Ford Prefect, a disguised alien researcher for a notorious electronic guidebook, Arthur is swept into a chaotic tour of the galaxy that mixes absurd bureaucracy, philosophical asides, and deadpan humor. Alongside the erratic galactic president Zaphod Beeblebrox, the capable Trillian, and the morose robot Marvin, Arthur confronts both cosmic scale events and the trivialities of everyday life. This classic science fiction comedy blends space opera adventure with a wry, often psychological look at meaning, survival, and the strange habits of intelligent beings.

Book 1 of The Hitchhiker’s Guide to the Galaxy series

Fantasy Adventure Humor Comedy Science Fiction Space Opera Classics Aliens Robots Male Protagonist Psychological

Purchase on Amazon

13

Supers - Ex Gods 1

By Jamie Hawke

Rated 4.21 out of 5 stars, based on 605 reviews. 4.21 · 605 reviews

Supers - Ex Gods 1 by Jamie Hawke follows a former Marine whose plans for rest after a grueling space deployment collapse when he is abruptly transported through a portal into a parallel universe of superheroes and supervillains. Stranded aboard a sp…

Supers - Ex Gods 1 by Jamie Hawke follows a former Marine whose plans for rest after a grueling space deployment collapse when he is abruptly transported through a portal into a parallel universe of superheroes and supervillains. Stranded aboard a spaceship and recruited by powerful superheroines, he is promised abilities that could turn the tide in a galactic conflict against forces bent on domination. Blending science fiction, fantasy, and space opera with explicit harem romance and erotic content, the story focuses on military action, large-scale war, and the protagonist’s evolving role among his superpowered allies. Set in the same broader universe as Ex Heroes, this installment can be read either before or after that series.

Book 1 of Supers - Ex Gods series

Adventure Action Harem Erotica Romance Monsters Superheroes War Military Fiction Space Opera Virtual Reality Apocalyptic Aliens Portal Fantasy Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

14

Born of Night

By Sherrilyn Kenyon

Rated 4.19 out of 5 stars, based on 28,447 reviews. 4.19 · 28,447 reviews

Born of Night by Sherrilyn Kenyon opens the Ichidian Universe with a blend of science fiction, paranormal elements, and high-intensity military action. Nykyrian Quikiades, a former League assassin now marked for death by his own organization, is assi…

Born of Night by Sherrilyn Kenyon opens the Ichidian Universe with a blend of science fiction, paranormal elements, and high-intensity military action. Nykyrian Quikiades, a former League assassin now marked for death by his own organization, is assigned to guard Kiara Zamir, whose father’s political stance has made her a target in an interstellar power struggle. Kiara’s past trauma at the hands of assassins makes relying on Nykyrian almost unbearable, yet the escalating threats force them into close alliance. As enemies close in from all sides, the novel focuses on their uneasy partnership, the ethics of state-sanctioned killing, and the difficulty of trust and intimacy in a world shaped by war and corruption.

Book 1 of The League: Nemesis Rising series

Fantasy Action Adult Romance Science Fiction Urban Fantasy War Military Fiction Paranormal Aliens Assassins Male Protagonist

Purchase on Amazon

15

AL:ICE

By Charles W. Lamb

Rated 4.18 out of 5 stars, based on 2,164 reviews. 4.18 · 2,164 reviews

AL:ICE (AL:ICE, #1) by Charles W. Lamb follows Captain Jacob Thomas, a Marine Corps veteran who volunteers for a DARPA experiment and wakes up in a future where humanity has lost two centuries of technological progress and suffered massive population…

AL:ICE (AL:ICE, #1) by Charles W. Lamb follows Captain Jacob Thomas, a Marine Corps veteran who volunteers for a DARPA experiment and wakes up in a future where humanity has lost two centuries of technological progress and suffered massive population decline. Assisted by an AI named AL:ICE, Jacob escapes an abandoned lab and begins efforts to restore Earth, starting in central California’s farmlands before moving into orbit. The novel blends elements of military fiction, space opera, and dystopia as Jacob confronts the forces responsible for humanity’s downfall.

Book 1 of AL:ICE series

Adventure Harem Post Apocalyptic Science Fiction Dystopia War Military Fiction Space Opera Thriller Apocalyptic Survival Aliens Robots Strong Protagonist Artificial Intelligence Male Protagonist

Purchase on Amazon

16

Tamer: King of Dinosaurs

By Michael-Scott Earle

Rated 4.15 out of 5 stars, based on 3,502 reviews. 4.15 · 3,502 reviews

Tamer: King of Dinosaurs by Michael-Scott Earle follows Victor Shelby, a struggling animal shelter worker who is unexpectedly transported to a prehistoric world inhabited by dinosaurs and alien women. In this science fiction fantasy, Victor discovers…

Tamer: King of Dinosaurs by Michael-Scott Earle follows Victor Shelby, a struggling animal shelter worker who is unexpectedly transported to a prehistoric world inhabited by dinosaurs and alien women. In this science fiction fantasy, Victor discovers an enhanced ability to control dinosaurs, which becomes essential for his survival and the protection of three alien women he vows to defend. The story combines elements of adventure, romance, and adult themes, featuring intense violence and mature content. Victor’s challenge lies in navigating this dangerous environment while mastering his newfound powers to secure food, shelter, and safety.

Book 1 of Tamer: King of Dinosaurs series

Adventure Action Harem Adult Smut Romance Post Apocalyptic Monsters Horror Apocalyptic Survival Aliens Dinosaurs Strong Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

17

Eye of the Tiger

By Michael-Scott Earle

Rated 4.14 out of 5 stars, based on 3,082 reviews. 4.14 · 3,082 reviews

Eye of the Tiger (Star Justice #1) by Michael-Scott Earle follows space marine Adam, who has been transformed into a genetically enhanced super soldier with tiger-like abilities. After a mission goes awry, Adam is freed from his control collar and be…

Eye of the Tiger (Star Justice #1) by Michael-Scott Earle follows space marine Adam, who has been transformed into a genetically enhanced super soldier with tiger-like abilities. After a mission goes awry, Adam is freed from his control collar and becomes responsible for protecting a mysterious woman reliant on blood for survival. Set on an alien planet, they face pursuit by a dominant mega corporation while seeking refuge aboard a secret experimental starship. The novel blends elements of science fiction, military fiction, and paranormal fantasy within a space opera framework.

Book 1 of Star Justice series

Action Harem Romance Science Fiction Monsters Superheroes War Military Fiction Space Opera Vampires Thriller Survival Aliens Strong Protagonist Non-human Protagonist Zero to Hero Male Protagonist

Purchase on Amazon

18

Gateway

By Frederik Pohl

Rated 4.06 out of 5 stars, based on 47,825 reviews. 4.06 · 47,825 reviews

Gateway by Frederik Pohl centers on a hazardous alien spaceport packed with abandoned Heechee ships that anyone can launch but no one can truly steer. Set in a harsh, resource-depleted future, the novel follows would-be prospectors who risk death or…

Gateway by Frederik Pohl centers on a hazardous alien spaceport packed with abandoned Heechee ships that anyone can launch but no one can truly steer. Set in a harsh, resource-depleted future, the novel follows would-be prospectors who risk death or disfigurement for the chance at transformative discoveries and sudden wealth. As pilots gamble their lives on unpredictable voyages into deep space, Pohl blends classic science fiction and speculative tension with psychological insight, exploring fear, greed, and the cost of survival. The result is a Hugo Award–winning work that reads as both space opera and an examination of human behavior under extreme pressure.

Book 1 of Heechee Saga series

Science Fiction Space Opera Classics Thriller Survival Aliens Male Protagonist

Purchase on Amazon

Aliens Fantasy Books: Best Reads

NSFW

Light Novels, Comics & Manga

LGBTQ+ themes

Protagonist

Dungeon Crawler Carl

To Valor's Bid

Defiance of the Fall

Galactic Fist of Legend: Volume 1

Road to Mastery

First Song, Book One

Subjugation

The John Blake Chronicles - Volume 1: Three Square Meals

Frozen Soul

Falling with Folded Wings

Arena

The Hitchhiker's Guide to the Galaxy

Supers - Ex Gods 1

Born of Night

AL:ICE

Tamer: King of Dinosaurs

Eye of the Tiger

Gateway