Shrine Maidens of Barsoom: Similar series
Ruth & Gron
by V.C. Lancaster
3.85 · 87 ratings
adult · romance · steamy · paranormal · fiction · aliens · sci-fi · invasion · book · reverse-harem · alpha-mc · monsters · polyamory · first-contact · violent-conflict · space · forced-proximity · action-adventure · barbarians · kind-mc
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Mail-Order Brides of Crakair
by Ava Ross
4.19 · 82 ratings
action-adventure · humor · romance · book · sci-fi · adult · fiction · aliens · galactic-empire · audiobook · invasion · colonization · violent-conflict · dystopia · steamy · insta-love · first-contact · paranormal · new-adult · soldiers
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AL:ICE
by Charles W. Lamb
4.13 · 46 ratings
harem · fiction · aliens · action-adventure · invasion · time-travel · apocalyptic · book · first-contact · litrpg · military · audiobook · adult · dystopia · space · violent-conflict · soldiers · sci-fi · space-opera · post-apocalyptic
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Roh'ilian Warrior
by Luna Kingsley
3.97 · 51 ratings
female-mc · aliens · fiction · action-adventure · first-contact · military · historical · adult · violent-conflict · sci-fi · invasion · romance · book · paranormal · dark · new-adult · kind-mc · kidnapping · abuse · alpha-mc
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Valos of Sonhadra
by Regine Abel
3.98 · 126 ratings
romance · paranormal · aliens · fiction · sci-fi · adult · reverse-harem · book · steamy · polyamory · shapeshifters · space · first-contact · invasion · violent-conflict · abuse · genetic-engineering · futuristic · colonization · humor
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Ours
by S.M. Matthews
3.90 · 51 ratings
aliens · fiction · polyamory · adult · sci-fi · romance · reverse-harem · book · steamy · paranormal · first-contact · violent-conflict · dark · invasion · kidnapping · captivity · monsters · insta-love · space-opera · marriage-of-convenience
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Intergalactic Exchange Program
by Roxie Ray
4.22 · 76 ratings
paranormal · book · adult · aliens · fiction · sci-fi · female-mc · action-adventure · invasion · steamy · violent-conflict · audiobook · romance · first-contact · new-adult · poc-mc · dystopia · futuristic · family · royalty
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The Ravager Chronicles
by Sara Page
3.86 · 42 ratings
paranormal · steamy · book · reverse-harem · romance · sci-fi · adult · polyamory · aliens · fiction · space · space-opera · action-adventure · poc-mc · royalty · military · fated-mates · galactic-empire · alpha-mc · survival
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Sholan Alliance
by Lisanne Norman
4.04 · 67 ratings
action-adventure · aliens · fiction · sci-fi · space-opera · first-contact · violent-conflict · adult · invasion · book · paranormal · romance · space · military · polyamory · dark-fantasy · horror · politics · exploration · futuristic
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Star-Crossed Alien Mail Order Brides
by Susan Hayes
3.98 · 78 ratings
adult · romance · audiobook · paranormal · fiction · sci-fi · aliens · invasion · violent-conflict · first-contact · contemporary · book · dragons · steamy · billionaire · magic · shapeshifters · futuristic · womens-fiction · anthologies
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Brides of the Aashi
by Belle Harper
3.86 · 28 ratings
polyamory · first-contact · violent-conflict · adult · sci-fi · female-mc · action-adventure · humor · aliens · fiction · invasion · romance · book · reverse-harem · steamy · new-adult · paranormal · fantasy · fated-mates · male-mc
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Renegade Cyborgs
by Jude Gray
4.04 · 24 ratings
galactic-empire · cyborgs · book · invasion · romance · space-travel · sci-fi · violent-conflict · adult · first-contact · aliens · fiction · female-mc · alpha-mc · abuse · slavery · paranormal · reverse-harem · kind-mc · dark
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The Forsaken
by K.A. Knight
4.00 · 18 ratings
sci-fi · adult · polyamory · reverse-harem · book · romance · aliens · fiction · paranormal · violent-conflict · first-contact · futuristic · invasion · dark · monsters · steamy · alternate-universe · harem
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Venora Mates
by Octavia Kore
3.95 · 21 ratings
fiction · adult · book · paranormal · action-adventure · humor · aliens · monsters · lgbtq · violent-conflict · polyamory · horror · dark · sci-fi · colonization · supernatural · reverse-harem · invasion · romance · genetic-engineering
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Pioneers
by Angel Lawson
4.00 · 14 ratings
aliens · fiction · invasion · romance · reverse-harem · book · first-contact · polyamory · adult · violent-conflict · sci-fi · futuristic · steamy · paranormal
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Mates for the Raskarrans
by Heather Fox
4.32 · 50 ratings
adult · aliens · fiction · romance · book · first-contact · sci-fi · violent-conflict · invasion · paranormal · barbarians · fated-mates · alpha-mc · fantasy · female-mc · mystery · contemporary · monsters · slow-burn · box-set
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Alien Baby Pact
by Aurelia Skye
4.00 · 13 ratings
sci-fi · fiction · first-contact · violent-conflict · adult · romance · invasion · book · poc-mc · aliens · paranormal · genetic-engineering · steamy · colonization · fantasy · new-adult · military · alpha-mc · futuristic · action-adventure
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Praesidio Corp
by Ava Ryant
4.00 · 16 ratings
fiction · aliens · sci-fi · adult · book · paranormal · space · violent-conflict · first-contact · shapeshifters · space-opera · invasion · romance · war · futuristic · fated-mates · siblings · humor · action-adventure · psychics
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Between Rebels
by Skye MacKinnon
3.92 · 12 ratings
invasion · romance · book · reverse-harem · aliens · fiction · sci-fi · paranormal · polyamory · first-contact · violent-conflict · adult · space-fleet · action-adventure · military · steamy · abuse · contemporary · space
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Negari
by Charmaine Ross
4.00 · 12 ratings
adult · invasion · romance · reverse-harem · book · steamy · aliens · humor · fiction · sci-fi · first-contact · polyamory · dystopia · violent-conflict · monsters · paranormal
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Warriors of the Lost Planet
by Ivy Sparks
4.19 · 16 ratings
first-contact · adult · sci-fi · aliens · fiction · romance · book · violent-conflict · poc-mc · action-adventure · fantasy · paranormal · invasion · female-mc · space-travel · exploration · humor · fated-mates · warriors · audiobook
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The Novans
by Ashlyn Hawkes
3.76 · 17 ratings
invasion · adult · romance · book · aliens · fiction · sci-fi · first-contact · violent-conflict · forced-proximity · steamy · war · female-mc · domestic-drama · action-adventure · dark · paranormal · cheating · galactic-empire · sexual-assault
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The Intergalactic Guide to Humans
by Skye MacKinnon
3.86 · 14 ratings
invasion · book · aliens · fiction · humor · sci-fi · first-contact · adult · violent-conflict · steamy · poc-mc · audiobook · romance · reverse-harem · contemporary · polyamory · futuristic · paranormal · multi-pov · space
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Vistran Love
by April Osirus
3.56 · 9 ratings
aliens · sci-fi · fiction · first-contact · violent-conflict · adult · invasion · book · romance · futuristic · poc-mc · soldiers · military · action-adventure · box-set · space
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