Alien Lord's Captive Serial
by Mina Carter
3.92 · 63 ratings
sci-fi · adult · dark · military · futuristic · aliens · fiction · warriors · action-adventure · paranormal · space · alpha-mc · kidnapping · book · steamy · romance · violent-conflict · female-mc · inter-galactic · royalty
Alien Lord's Captive Serial: Similar series
House of Kaimar
by Miranda Bridges
4.13 · 112 ratings
aliens · fiction · action-adventure · female-mc · adult · violent-conflict · first-contact · dark · sci-fi · kidnapping · book · romance · contemporary · paranormal · steamy · invasion · alpha-mc · killer · fated-mates · insta-love
All books in this series ❯
Zorn Warriors
by Laurann Dohner
3.88 · 127 ratings
steamy · adult · sci-fi · aliens · fiction · paranormal · romance · dark · insta-love · space-travel · futuristic · audiobook · contemporary · fighter · alpha-mc · space · supernatural · kidnapping · new-adult · action-adventure
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Tornians
by M.K. Eidem
4.18 · 208 ratings
adult · aliens · fiction · sci-fi · paranormal · steamy · romance · warriors · space · alpha-mc · royalty · book · futuristic · audiobook · children · space-opera · action-adventure · new-adult · contemporary · military
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Dark Planet Warriors
by Anna Carven
4.12 · 285 ratings
paranormal · steamy · book · romance · sci-fi · adult · futuristic · aliens · fiction · action-adventure · space · alpha-mc · military · contemporary · space-opera · audiobook · supernatural · female-mc · inter-galactic · warriors
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Rise of the Iliri
by Auryn Hadley
4.64 · 287 ratings
epic · reverse-harem · romance · paranormal · aliens · fiction · adult · fantasy · magic · polyamory · high-fantasy · supernatural · action-adventure · military · book · alpha-mc · female-mc · war · violent-conflict · sword-sorcery
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Galactic Gladiators
by Anna Hackett
4.32 · 306 ratings
sci-fi · adult · aliens · fiction · romance · violent-conflict · invasion · book · military · first-contact · warriors · action-adventure · paranormal · audiobook · steamy · alpha-mc · space · female-mc · suspense · supernatural
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Cosmos' Gateway
by S.E. Smith
4.17 · 138 ratings
aliens · fiction · sci-fi · romance · audiobook · contemporary · alpha-mc · futuristic · action-adventure · soldiers · military · first-contact · violent-conflict · space-fleet · adult · invasion · book · paranormal · alternate-history · steamy
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Imperial
by M.K. Eidem
4.32 · 63 ratings
aliens · fiction · adult · space-opera · sci-fi · book · other-world · romance · alpha-mc · audiobook · paranormal · action-adventure · war · futuristic · violent-conflict · military · steamy · space · humor · female-mc
All books in this series ❯
Alien Lord's Captive Serial
by Mina Carter
3.92 · 63 ratings
sci-fi · adult · dark · military · futuristic · aliens · fiction · warriors · action-adventure · paranormal · space · alpha-mc · kidnapping · book · steamy · romance · violent-conflict · female-mc · inter-galactic · royalty
All books in this series ❯
Captured by Aliens
by A.G. Wilde
4.03 · 77 ratings
paranormal · action-adventure · aliens · fiction · female-mc · adult · first-contact · sci-fi · book · steamy · romance · dark · kidnapping · alpha-mc · galactic-empire · humor · poc-mc · slow-burn · violent-conflict · invasion
All books in this series ❯
The Alliance
by S.E. Smith
4.12 · 120 ratings
aliens · fiction · sci-fi · adult · romance · book · futuristic · action-adventure · military · post-apocalyptic · paranormal · audiobook · first-contact · violent-conflict · dystopia · warriors · space-travel · invasion · steamy · contemporary
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Riv’s Sanctuary
by A.G. Wilde
4.12 · 44 ratings
dark · sci-fi · adult · futuristic · poc-mc · female-mc · fiction · aliens · action-adventure · humor · paranormal · alpha-mc · space · romance · kidnapping · book · first-contact · violent-conflict · galactic-empire · audiobook
All books in this series ❯
Interstellar Service & Discipline
by Morgan Hawke
4.00 · 48 ratings
sci-fi · adult · futuristic · fiction · aliens · paranormal · space · book · steamy · romance · mlm · space-opera · dark · sexual-assault · military · lgbtq · action-adventure · alpha-mc · slavery · bdsm
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Alien Warrior
by Penelope Fletcher
4.00 · 46 ratings
aliens · fiction · dark · sci-fi · adult · romance · book · steamy · paranormal · space · warriors · polyamory · kidnapping · reverse-harem · abuse · harem · suspense · futuristic · love-triangle · action-adventure
All books in this series ❯
Alien Enslaved
by Kaitlyn O'Connor
3.60 · 56 ratings
dark · sci-fi · book · steamy · romance · alpha-mc · paranormal · aliens · fiction · adult · barbarians · reverse-harem · kidnapping · space · contemporary · futuristic · slavery · polyamory · supernatural · warriors
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Alien Overlords
by Taylor Vaughn
4.12 · 66 ratings
sci-fi · adult · poc-mc · aliens · fiction · paranormal · book · romance · dark · military · black-mc · futuristic · alpha-mc · kidnapping · steamy · sexual-assault · violent-conflict · action-adventure · audiobook · captivity
All books in this series ❯
Irdesi Empire
by Addison Cain
3.78 · 32 ratings
paranormal · dystopia · book · reverse-harem · dark · sci-fi · adult · aliens · fiction · space · alpha-mc · steamy · kidnapping · romance · post-apocalyptic · royalty · abuse · polyamory · sexual-assault · futuristic
All books in this series ❯
Roh'ilian Warrior
by Luna Kingsley
3.97 · 51 ratings
sci-fi · book · invasion · romance · paranormal · action-adventure · aliens · female-mc · fiction · violent-conflict · historical · adult · military · first-contact · kind-mc · kidnapping · dark · new-adult · abuse · alpha-mc
All books in this series ❯
A World Beyond
by Michelle Howard
4.04 · 100 ratings
book · paranormal · aliens · fiction · adult · sci-fi · military · romance · action-adventure · steamy · alpha-mc · inter-galactic · shapeshifters · space · warriors · kidnapping · audiobook · suspense · futuristic · dark
All books in this series ❯
Grabbed
by Lolita Lopez
4.09 · 80 ratings
fiction · sci-fi · adult · book · romance · paranormal · aliens · steamy · futuristic · action-adventure · military · dark · kidnapping · contemporary · war · insta-love · new-adult · violent-conflict · enemies-to-lovers · suspense
All books in this series ❯
Distant Worlds
by Kelly Lucille
4.12 · 42 ratings
adult · sci-fi · action-adventure · warriors · aliens · fiction · paranormal · romance · book · shapeshifters · futuristic · alpha-mc · space · steamy · magic · humor · female-mc · outlaws · royalty · kidnapping
All books in this series ❯
Taken
by Stacy Jones
4.18 · 34 ratings
aliens · paranormal · romance · book · steamy · reverse-harem · sci-fi · polyamory · adult · fiction · space · alpha-mc · female-mc · action-adventure · warriors · dragons · multi-pov · shapeshifters · military · kidnapping
All books in this series ❯
The Ladyships
by Bex McLynn
4.25 · 24 ratings
paranormal · book · adult · sci-fi · fiction · romance · space-fleet · military · aliens · action-adventure · humor · futuristic · alpha-mc · steamy · kidnapping · invasion · violent-conflict · female-author · first-contact · dark
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Delroi Prophecy
by Loribelle Hunt
3.86 · 14 ratings
space-travel · space-opera · book · sci-fi · adult · futuristic · aliens · fiction · paranormal · steamy · space · warriors · violent-conflict · kidnapping · romance · dark · military · psychics · political-intrigue · espionage
All books in this series ❯