Dark Empire: Similar series
Liaden
by Sharon Lee
4.31 · 103 ratings
space · romance · book · aliens · action-adventure · fiction · sci-fi · space-opera · audiobook · adult · paranormal · espionage · futuristic · family · political-intrigue · female-author · military · magic · male-author
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Steel Demons MC
by Crystal Ash
4.42 · 233 ratings
dystopia · supernatural · romance · book · reverse-harem · adult · biker · fiction · paranormal · post-apocalyptic · steamy · polyamory · new-adult · futuristic · apocalyptic · urban-fantasy · dark · female-mc · alpha-mc · harem
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Stolen by an Alien
by Amanda Milo
4.08 · 179 ratings
aliens · humor · sci-fi · steamy · fiction · adult · book · romance · paranormal · violent-conflict · first-contact · invasion · audiobook · space · alpha-mc · action-adventure · dark · kind-mc · kidnapping · friends-to-lovers
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Galactic Gladiators: House of Rone
by Anna Hackett
4.39 · 100 ratings
aliens · fiction · action-adventure · romance · steamy · audiobook · adult · cyborgs · paranormal · sci-fi · invasion · book · first-contact · violent-conflict · space · supernatural · military · warriors · alpha-mc · insta-love
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The Infinite City
by Tiffany Roberts
4.21 · 99 ratings
adult · fiction · cyberpunk · sci-fi · aliens · paranormal · romance · book · monsters · futuristic · fated-mates · action-adventure · steamy · insta-love · female-mc · alpha-mc · dark · space-travel · space · cyborgs
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Resonance Mates
by Bianca D'Arc
3.97 · 57 ratings
aliens · fiction · romance · futuristic · book · steamy · adult · dystopia · sci-fi · paranormal · apocalyptic · post-apocalyptic · urban-fantasy · psychics · action-adventure · gothic · supernatural · mystery · witches-wizards · sad
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Mists of Fate
by Nancy Scanlon
4.45 · 44 ratings
religion · romance · book · time-travel · audiobook · paranormal · medieval · fiction · spirituality · adult · historical · sci-fi · action-adventure · historical-fiction · fae · europe · british-isles · literary-fiction · dystopia · ireland
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The Contagium
by Emily Goodwin
4.28 · 47 ratings
book · post-apocalyptic · zombies · dystopia · fiction · sci-fi · horror · romance · paranormal · survival · alpha-mc · contemporary · apocalyptic · futuristic · action-adventure · female-mc · adult · death · new-adult · female-author
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First Salik War
by Jean Johnson
4.00 · 28 ratings
space-opera · invasion · romance · book · space · paranormal · female-mc · fiction · action-adventure · aliens · war · first-contact · military · magic · adult · violent-conflict · sci-fi · royalty · other-world · time-travel
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Highlands
by Veronica Wolff
3.83 · 36 ratings
europe · medieval · fiction · sci-fi · british-isles · united-kingdom · scotland · historical-fiction · historical · adult · romance · book · time-travel · paranormal · steamy · industrial-era · action-adventure · victorian · magic · supernatural
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Jane Thornton
by C.E. Black
3.74 · 26 ratings
futuristic · dystopia · adult · polyamory · horror · post-apocalyptic · zombies · paranormal · action-adventure · fiction · apocalyptic · book · steamy · reverse-harem · alpha-mc · survival · disability · sci-fi · crime · romance
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R-D
by Connie Suttle
4.35 · 26 ratings
adult · paranormal · sci-fi · supernatural · urban-fantasy · aliens · fiction · shapeshifters · book · time-travel · space · demons · vampires · female-mc · mystery · action-adventure · romance · law-enforcement · futuristic · myths
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Galactic Mates
by Luna Hunter
4.07 · 56 ratings
adult · military · sci-fi · paranormal · action-adventure · aliens · fiction · humor · steamy · book · shapeshifters · romance · alpha-mc · insta-love · dark · kidnapping · magic · dragons · assassins · new-adult
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Cadi Warriors
by Stephanie West
4.11 · 45 ratings
invasion · book · steamy · alpha-mc · aliens · fiction · sci-fi · first-contact · adult · violent-conflict · romance · action-adventure · new-adult · military · paranormal · futuristic · female-mc · war · humor · kidnapping
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Love Across Time
by Jackie North
4.17 · 36 ratings
lgbtq · fiction · adult · romance · book · time-travel · mlm · paranormal · sci-fi · historical · literary-fiction · slow-burn · historical-fiction · industrial-era · sad · action-adventure · new-adult · supernatural · western · age-gap
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Kilty
by Amy Vansant
4.26 · 39 ratings
fiction · adult · urban-fantasy · book · time-travel · paranormal · action-adventure · female-mc · mythical-creatures · humor · supernatural · fantasy · new-adult · epic · sci-fi · romance · contemporary · suspense · historical · dark
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Audacity Saga
by R.K. Thorne
4.36 · 14 ratings
supernatural · action-adventure · fiction · book · military · genetic-engineering · adult · soldiers · sci-fi · space-opera · romance · audiobook · space · galactic-empire · humor · religion · slow-burn · spirituality · futuristic · female-author
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Levekk Invaders
by Lea Linnett
3.83 · 18 ratings
book · adult · violent-conflict · sci-fi · aliens · fiction · dystopia · paranormal · galactic-empire · colonization · invasion · romance · action-adventure · futuristic · slow-burn · audiobook · post-apocalyptic · gothic · grumpy-mc · prison
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Alien Pirates of Cania
by Zara Zenia
4.00 · 11 ratings
fiction · omegaverse · sci-fi · first-contact · adult · violent-conflict · invasion · book · aliens · action-adventure · paranormal · space-travel · military · space-fleet · romance · exploration · space · gothic · female-mc
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Galactic Cage Fighters
by K.D. Jones
3.90 · 48 ratings
adult · sci-fi · action-adventure · aliens · fiction · book · inter-galactic · sports · paranormal · romance · steamy · warriors · alpha-mc · futuristic · space · supernatural · fighter · mystery · shapeshifters · violent-conflict
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The Kithran Regenesis
by Dani Worth
3.79 · 14 ratings
sci-fi · adult · polyamory · lgbtq · book · steamy · aliens · fiction · mlm · space-opera · reverse-harem · romance · action-adventure · female-mc · paranormal · alpha-mc · space · futuristic · grief · dystopia
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Drop of Death
by B.C. Morgan
4.43 · 7 ratings
book · dystopia · adult · sci-fi · fiction · romance · polyamory · survival · action-adventure · slow-burn · futuristic · post-apocalyptic · reverse-harem · dark · fantasy · apocalyptic
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Abducted by the Ruthless Royal
by Robin O'Connor
4.44 · 9 ratings
adult · fiction · book · romance · sci-fi · action-adventure · aliens · monsters · space · first-contact · paranormal · steamy · sexual-assault · galactic-empire · insta-love · fantasy · mythical-creatures · shapeshifters · fated-mates
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Flyght
by S.J. Pajonas
4.18 · 11 ratings
adult · action-adventure · fiction · colonization · space-opera · book · romance · reverse-harem · sci-fi · polyamory · space · steamy · super-powered · audiobook · dystopia
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