The Forsaken
by K.A. Knight
4.00 · 18 ratings
aliens · fiction · romance · book · reverse-harem · polyamory · adult · sci-fi · invasion · futuristic · first-contact · violent-conflict · paranormal · harem · alternate-universe · monsters · steamy · dark
The Forsaken: Similar series
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 ❯
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
All books in this series ❯
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
All books in this series ❯
Seven Brides for Seven Alien Brothers
by Honey Phillips
4.32 · 91 ratings
sci-fi · adult · fiction · aliens · book · first-contact · violent-conflict · invasion · colonization · futuristic · paranormal · small-town · romance · fated-mates · alpha-mc · monsters · steamy · dark · insta-love · historical
All books in this series ❯
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
All books in this series ❯
Star
by Susan Grant
3.97 · 69 ratings
romance · paranormal · aliens · fiction · sci-fi · adult · futuristic · book · action-adventure · steamy · galactic-empire · female-mc · space-opera · invasion · space · violent-conflict · first-contact · royalty · time-travel · anthologies
All books in this series ❯
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
All books in this series ❯
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
All books in this series ❯
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
All books in this series ❯
Warriors Of Sangrin
by Nancey Cummings
4.14 · 91 ratings
action-adventure · aliens · fiction · sci-fi · adult · romance · paranormal · military · first-contact · book · violent-conflict · invasion · fated-mates · futuristic · soldiers · space-fleet · genetic-engineering · alpha-mc · audiobook · super-powered
All books in this series ❯
Eok Warriors
by Mary Auclair
4.20 · 36 ratings
action-adventure · fiction · sci-fi · adult · romance · book · aliens · first-contact · paranormal · alpha-mc · female-mc · violent-conflict · invasion · steamy · suspense · futuristic · outlaws · new-adult · vampires · space
All books in this series ❯
Veredian Chronicles
by Regine Abel
4.35 · 64 ratings
fiction · sci-fi · adult · paranormal · romance · book · action-adventure · aliens · humor · new-adult · soldiers · military · genetic-engineering · steamy · colonization · futuristic · invasion · reverse-harem · female-author · first-contact
All books in this series ❯
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
All books in this series ❯
Talson Temptations
by Marie Harte
3.65 · 26 ratings
steamy · book · futuristic · romance · aliens · fiction · paranormal · sci-fi · adult · invasion · alpha-mc · first-contact · violent-conflict · humor · supernatural · slavery · space · contemporary
All books in this series ❯
Dakonian Alien Mail Order Brides
by Cara Bristol
3.98 · 50 ratings
adult · sci-fi · aliens · fiction · paranormal · first-contact · book · romance · futuristic · humor · violent-conflict · invasion · contemporary · anthologies · action-adventure · fated-mates · friends-to-lovers · secrets · arranged-marriage · space-travel
All books in this series ❯
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
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
All books in this series ❯
The Forsaken
by K.A. Knight
4.00 · 18 ratings
aliens · fiction · romance · book · reverse-harem · polyamory · adult · sci-fi · invasion · futuristic · first-contact · violent-conflict · paranormal · harem · alternate-universe · monsters · steamy · dark
All books in this series ❯
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
All books in this series ❯
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
All books in this series ❯
Negari
by Charmaine Ross
4.00 · 12 ratings
humor · fiction · aliens · invasion · romance · steamy · book · reverse-harem · polyamory · first-contact · violent-conflict · dystopia · adult · sci-fi · monsters · paranormal
All books in this series ❯
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
All books in this series ❯
Alien Fated Mates for Ajnara Warriors
by Pearl Tate
4.40 · 20 ratings
paranormal · romance · adult · aliens · fiction · humor · post-apocalyptic · military · sci-fi · fated-mates · zombies · book · violent-conflict · first-contact · action-adventure · kind-mc · invasion · space-opera · soldiers · poc-mc
All books in this series ❯
Blue Planet Warriors
by Maia Starr
3.93 · 14 ratings
aliens · fiction · adult · sci-fi · exploration · action-adventure · futuristic · space-fleet · violent-conflict · first-contact · military · space-travel · soldiers · colonization · book · invasion · romance · genetic-engineering · galactic-empire · paranormal
All books in this series ❯