Lords of Kassis
by S.E. Smith
4.14 · 115 ratings
adult · romance · sci-fi · aliens · fiction · paranormal · book · contemporary · steamy · action-adventure · futuristic · space · alpha-mc · audiobook · royalty · supernatural · female-mc · kidnapping · space-travel · dark
Lords of Kassis: Similar series
Kinsmen
by Ilona Andrews
4.17 · 124 ratings
space-opera · assassins · sci-fi · adult · magic · futuristic · action-adventure · fiction · female-mc · political-intrigue · paranormal · space · alpha-mc · audiobook · steamy · romance · urban-fantasy · drama · slow-burn · aliens
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Corsairs
by Ruby Dixon
4.04 · 140 ratings
dark · adult · sci-fi · fated-mates · aliens · fiction · outlaws · paranormal · alpha-mc · space · multi-pov · book · kidnapping · steamy · romance · abuse · slavery · action-adventure · humor · friends-to-lovers
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Horde Kings of Dakkar
by Zoey Draven
4.12 · 161 ratings
adult · new-adult · fiction · aliens · fated-mates · alpha-mc · dystopia · enemies-to-lovers · paranormal · book · steamy · romance · action-adventure · slow-burn · forced-proximity · audiobook · barbarians · magic · dark · female-mc
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The League: Nemesis Rising
by Sherrilyn Kenyon
4.36 · 420 ratings
romance · adult · fiction · paranormal · book · supernatural · urban-fantasy · audiobook · futuristic · military · action-adventure · political-intrigue · suspense · assassins · space-opera · aliens · space · warriors · fantasy · humor
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Risdaverse
by Ruby Dixon
4.12 · 344 ratings
romance · adult · fiction · sci-fi · aliens · book · steamy · multi-pov · paranormal · space · audiobook · humor · futuristic · insta-love · contemporary · alpha-mc · friends-to-lovers · abuse · enemies-to-lovers · action-adventure
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Calluvia's Royalty
by Alessandra Hazard
4.17 · 106 ratings
adult · aliens · fiction · lgbtq · paranormal · mlm · royalty · romance · book · steamy · magic · slow-burn · drama · family · space · enemies-to-lovers · angst · supernatural · male-mc · sci-fi
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The Vorge Crew
by Laurann Dohner
4.05 · 127 ratings
paranormal · space · alpha-mc · book · steamy · romance · sci-fi · adult · action-adventure · fiction · aliens · shapeshifters · supernatural · slavery · futuristic · audiobook · suspense · kidnapping · abuse · insta-love
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Zorn Warriors
by Laurann Dohner
3.88 · 127 ratings
romance · steamy · paranormal · aliens · fiction · adult · sci-fi · insta-love · space-travel · supernatural · kidnapping · contemporary · audiobook · fighter · space · alpha-mc · futuristic · dark · book · warriors
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Tornians
by M.K. Eidem
4.18 · 208 ratings
paranormal · aliens · fiction · sci-fi · adult · romance · steamy · space · warriors · book · royalty · alpha-mc · audiobook · futuristic · contemporary · action-adventure · space-opera · children · new-adult · other-world
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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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Veslor Mates
by Laurann Dohner
4.23 · 118 ratings
adult · sci-fi · action-adventure · aliens · fiction · futuristic · alpha-mc · paranormal · steamy · book · shapeshifters · romance · female-mc · space · supernatural · mythical-creatures · fated-mates · new-adult · multi-pov · military
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Aldebarian Alliance
by Dianne Duvall
4.37 · 89 ratings
romance · book · vampires · paranormal · audiobook · alpha-mc · female-mc · action-adventure · aliens · fiction · sci-fi · adult · space · humor · military · first-contact · steamy · urban-fantasy · suspense · contemporary
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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
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Alien Abduction
by Eve Langlais
3.94 · 151 ratings
steamy · book · romance · paranormal · futuristic · aliens · fiction · sci-fi · adult · humor · alpha-mc · action-adventure · audiobook · female-mc · kidnapping · supernatural · space · dark · warriors · comedy
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Lords of Kassis
by S.E. Smith
4.14 · 115 ratings
adult · romance · sci-fi · aliens · fiction · paranormal · book · contemporary · steamy · action-adventure · futuristic · space · alpha-mc · audiobook · royalty · supernatural · female-mc · kidnapping · space-travel · dark
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Raider Warlords of the Vandar
by Tana Stone
4.30 · 142 ratings
book · adult · sci-fi · aliens · fiction · galactic-empire · romance · steamy · first-contact · female-mc · action-adventure · space · invasion · violent-conflict · humor · paranormal · new-adult · alpha-mc · audiobook · fighter
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Trek Mi Q'an
by Jaid Black
3.79 · 189 ratings
romance · adult · fiction · paranormal · steamy · sci-fi · aliens · supernatural · futuristic · space · alpha-mc · book · contemporary · humor · action-adventure · royalty · time-travel · fated-mates · audiobook · warriors
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Lords of the Var
by Michelle M. Pillow
4.09 · 74 ratings
paranormal · dragons · romance · shapeshifters · adult · aliens · fiction · action-adventure · audiobook · space · supernatural · urban-fantasy · royalty · book · steamy · sci-fi · space-opera · futuristic · alpha-mc · literary-fiction
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Planet of Kings
by Lee Savino
4.03 · 61 ratings
romance · book · steamy · paranormal · omegaverse · aliens · fiction · adult · shapeshifters · kidnapping · alpha-mc · fated-mates · dark · sci-fi · contemporary · sexual-assault · royalty · forced-proximity · space · female-mc
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Zandian Masters
by Renee Rose
4.05 · 142 ratings
aliens · fiction · sci-fi · adult · steamy · romance · paranormal · dark · alpha-mc · audiobook · book · futuristic · supernatural · space · dystopia · action-adventure · soldiers · slavery · anthologies · military
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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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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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Prison Planet
by Emmy Chandler
3.95 · 66 ratings
suspense · book · steamy · captivity · romance · adult · dark · prison · action-adventure · fiction · sci-fi · aliens · alpha-mc · space · dystopia · audiobook · paranormal · forced-proximity · fighter · female-mc
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Wickedest Witch
by Meg Xuemei X
4.04 · 26 ratings
book · romance · vampires · paranormal · fiction · adult · shapeshifters · angels · suspense · gothic · steamy · post-apocalyptic · supernatural · audiobook · action-adventure · witches-wizards · demons · sci-fi · time-travel · alpha-mc
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