The Rise Of The Sadecs: Similar series
Galactic Gladiators
by Anna Hackett
4.32 · 306 ratings
adult · sci-fi · aliens · fiction · romance · book · invasion · violent-conflict · military · first-contact · warriors · audiobook · paranormal · steamy · action-adventure · alpha-mc · space · suspense · female-mc · supernatural
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Eon Warriors
by Anna Hackett
4.39 · 180 ratings
action-adventure · aliens · fiction · adult · military · soldiers · sci-fi · steamy · romance · audiobook · female-mc · space-fleet · book · space · galactic-empire · paranormal · fated-mates · alpha-mc · war · violent-conflict
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Cosmos' Gateway
by S.E. Smith
4.17 · 138 ratings
audiobook · contemporary · alpha-mc · romance · sci-fi · aliens · fiction · paranormal · invasion · book · first-contact · military · space-fleet · adult · violent-conflict · soldiers · action-adventure · futuristic · steamy · alternate-history
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Imperial
by M.K. Eidem
4.32 · 63 ratings
adult · space-opera · sci-fi · aliens · fiction · alpha-mc · audiobook · paranormal · book · other-world · romance · violent-conflict · military · action-adventure · war · futuristic · space · steamy · space-travel · humor
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Alien Lord's Captive Serial
by Mina Carter
3.92 · 63 ratings
book · steamy · military · adult · dark · sci-fi · aliens · fiction · warriors · action-adventure · futuristic · space · alpha-mc · paranormal · romance · kidnapping · violent-conflict · female-mc · inter-galactic · royalty
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Hell Squad
by Anna Hackett
4.33 · 323 ratings
dystopia · invasion · romance · military · adult · violent-conflict · sci-fi · female-mc · fiction · action-adventure · aliens · futuristic · post-apocalyptic · alpha-mc · book · steamy · war · apocalyptic · urban-fantasy · audiobook
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The Alliance
by S.E. Smith
4.12 · 120 ratings
aliens · fiction · romance · book · sci-fi · adult · paranormal · audiobook · post-apocalyptic · military · futuristic · action-adventure · dystopia · first-contact · violent-conflict · contemporary · invasion · space · steamy · space-travel
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Interstellar Brides Program
by Grace Goodwin
4.07 · 330 ratings
paranormal · aliens · sci-fi · romance · fiction · adult · steamy · action-adventure · military · book · other-world · audiobook · shapeshifters · genetic-engineering · insta-love · vampires · futuristic · contemporary · polyamory · alpha-mc
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Galactic Conspiracies
by Rob Colton
4.00 · 41 ratings
action-adventure · paranormal · alpha-mc · space · romance · book · steamy · mlm · sci-fi · military · adult · futuristic · lgbtq · aliens · fiction · abuse · children · insta-love · violent-conflict · fated-mates
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Interstellar Brides Chronological
by Grace Goodwin
4.11 · 542 ratings
aliens · sci-fi · steamy · paranormal · fiction · action-adventure · adult · romance · military · book · audiobook · genetic-engineering · shapeshifters · insta-love · vampires · futuristic · contemporary · alpha-mc · other-world · violent-conflict
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Claimings
by Lyn Gala
4.17 · 63 ratings
aliens · fiction · age-gap · lgbtq · adult · sci-fi · mlm · romance · steamy · book · audiobook · paranormal · action-adventure · slow-burn · military · violent-conflict · space · friends-to-lovers · futuristic · female-author
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Warriors of the Lathar
by Mina Carter
4.26 · 317 ratings
adult · sci-fi · aliens · fiction · book · romance · action-adventure · paranormal · steamy · military · alpha-mc · futuristic · genetic-engineering · warriors · violent-conflict · invasion · suspense · first-contact · galactic-empire · space-fleet
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Alien Overlords
by Taylor Vaughn
4.12 · 66 ratings
paranormal · book · romance · sci-fi · adult · aliens · fiction · poc-mc · alpha-mc · kidnapping · steamy · dark · military · black-mc · futuristic · audiobook · captivity · abuse · violent-conflict · sexual-assault
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Interstellar Brides: The Colony
by Grace Goodwin
4.26 · 108 ratings
fiction · paranormal · cyborgs · romance · book · steamy · sci-fi · adult · shapeshifters · vampires · aliens · action-adventure · audiobook · genetic-engineering · insta-love · military · futuristic · violent-conflict · war · contemporary
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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
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Brion Brides
by Vi Voxley
4.06 · 84 ratings
action-adventure · aliens · fiction · adult · military · sci-fi · book · romance · steamy · alpha-mc · futuristic · violent-conflict · contemporary · paranormal · warriors · first-contact · invasion · war · female-mc · fated-mates
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The Ravager Chronicles
by Sara Page
3.86 · 42 ratings
paranormal · reverse-harem · book · steamy · romance · adult · polyamory · aliens · fiction · sci-fi · space · space-opera · action-adventure · poc-mc · royalty · military · fated-mates · survival · alpha-mc · galactic-empire
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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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Alien Warlord's Conquest
by Vi Voxley
4.19 · 37 ratings
action-adventure · aliens · fiction · military · adult · romance · sci-fi · book · steamy · insta-love · first-contact · alpha-mc · warriors · violent-conflict · invasion · paranormal · female-mc · space-fleet · fated-mates · futuristic
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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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Anguis Defenders
by Stephanie West
4.06 · 17 ratings
aliens · fiction · action-adventure · invasion · book · first-contact · military · adult · alpha-mc · violent-conflict · new-adult · sci-fi · humor · futuristic · romance · steamy · paranormal · dark · biker · female-mc
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Galactic Pirate Brides
by Tamsin Ley
4.16 · 27 ratings
sci-fi · adult · aliens · fiction · action-adventure · paranormal · first-contact · futuristic · female-mc · outlaws · genetic-engineering · book · romance · violent-conflict · suspense · alpha-mc · invasion · military · galactic-empire · steamy
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Fated Mates of the Varool
by Krista Luna
4.28 · 32 ratings
fiction · aliens · adult · humor · sci-fi · action-adventure · romance · violent-conflict · invasion · fated-mates · space-travel · space-opera · genetic-engineering · paranormal · female-mc · military · soldiers · book · fantasy · comics
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Qui Treaty Collection
by Kayla Stonor
3.80 · 20 ratings
paranormal · romance · steamy · adult · sci-fi · space-opera · aliens · fiction · futuristic · space · alpha-mc · book · torture · action-adventure · shapeshifters · military · violent-conflict · galactic-empire · enemies-to-lovers · first-contact
All books in this series ❯