The Mating Challenge: Similar series
Risdaverse
by Ruby Dixon
3.91 · 2236 ratings
science fiction · dual-pov · m-f · non-human-hero · aliens · first-person-pov · explicit-open-door · futuristic · sweet-hero · height-difference · audiobook · possessive hero · multicultural · creative-anatomy · humor · length-novella · small town · past-abuse · slavery · forced proximity
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Planetary Submissives
by Amber Kell
3.62 · 58 ratings
futuristic · bdsm · m-m · queer · aliens · erotica · length-novella · magic · anal sex · science fiction · fantasy · paranormal · standalone-first · contemporary · first-in-series · slavery · military · alpha male · height-difference · spanking
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DEEP
by Jaine Diamond
4.08 · 38 ratings
erotica · bdsm · science fiction · explicit-plentiful · futuristic · military · standalone-first · first-in-series · length-medium · new adult · length-long · age difference · fantasy · cliffhanger
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Orion
by Cathryn Cade
3.54 · 51 ratings
futuristic · shapeshifters · erotica · science fiction · aliens · length-novella · contemporary · fantasy · length-short · alpha male · first-in-series · standalone-first · paranormal · m-f · suspense
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Alpha's Woman
by Carolyn Faulkner
3.33 · 49 ratings
omegaverse · m-f · science fiction · length-novella · dystopian · bdsm · futuristic · alpha male · audiobook · standalone-first · historical · standalone · dark · forced proximity · breeding · erotica · paranormal · dub-con · explicit-plentiful · military
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Prison World
by Julie K. Cohen
4.02 · 46 ratings
audiobook · poly · fantasy · reverse harem · alpha male · strong heroine · science fiction · suspense · menage · rape · tortured hero · historical · length-medium · humor · anal sex · futuristic · erotica · m-f · from hate to love · friends to lovers
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The Arathians
by Nicole Krizek
3.74 · 43 ratings
audiobook · science fiction · aliens · futuristic · m-m · m-f · queer · length-short · standalone-first · poly · first-in-series · erotica · menage · length-medium · m-m-f · paranormal · bisexual · anal sex · fantasy · reverse harem
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Celestial Passions
by Judy Mays
3.75 · 42 ratings
futuristic · science fiction · aliens · first-in-series · length-novella · contemporary · standalone-first · erotica · length-medium · m-f · alpha male · military · paranormal · fantasy · abduction · pregnancy · length-epic
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Diaspora Worlds
by Melisse Aires
3.43 · 33 ratings
futuristic · science fiction · aliens · harems · first-in-series · length-novella · standalone-first · length-short · non-human-hero · open-door · erotica · m-f · forced proximity · bodyguard-hero
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Planet Alpha
by J.J. Lore
3.58 · 24 ratings
science fiction · futuristic · erotica · poly · length-novella · aliens · menage · bisexual · standalone-first · m-f-m · m-m-f · queer · reverse harem · m-m · first-in-series · m-f · non-human-hero · standalone
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Beastmen of Ator
by Kaitlyn O'Connor
3.39 · 18 ratings
aliens · length-short · science fiction · audiobook · poly · erotica · standalone-first · bdsm · first-in-series · futuristic · m-f-m · menage · non-human-hero · reverse harem · shapeshifters · time travel · dystopian · abduction
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The Beast Masters
by Mandy M. Roth
3.65 · 23 ratings
shapeshifters · werewolves · erotica · men in uniform · futuristic · fantasy · paranormal · menage · length-novella · audiobook · science fiction · aliens · standalone-first · military · first-in-series · bdsm · witches · length-short · breeding · poly
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Healing
by Nicki Bennett
3.65 · 23 ratings
queer · m-m · erotica · contemporary · pirates · aliens · futuristic · length-novella · standalone-first · first-in-series · science fiction · fantasy · military · length-long · length-medium · paranormal
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Project Exorcism
by Mandy M. Roth
3.91 · 22 ratings
paranormal · fantasy · length-novella · vampires · contemporary · standalone-first · first-in-series · fated-mates · futuristic · witches · shapeshifters · science fiction · demons · magic · audiobook · length-short
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Pleasure Hound
by Ines Johnson
3.75 · 16 ratings
m-m · queer · menage · multicultural · erotica · length-novella · bisexual · standalone-first · futuristic · first-in-series · science fiction · m-f · length-medium
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Otherworldly Mates
by Lacey Carter Andersen
3.50 · 20 ratings
science fiction · length-novella · fantasy · urban · futuristic · erotica · paranormal · first-in-series · standalone-first · aliens · abuse · captive · cliffhanger · reverse harem · poly
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Hell Kat
by Vivi Anna
3.27 · 11 ratings
paranormal · futuristic · fantasy · dystopian · vampires · length-medium · urban fantasy · first-in-series · contemporary · standalone-first · erotica · science fiction · explicit-plentiful · demons · shapeshifters · witches · length-short
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Fueled By Lust
by Celeste Prater
4.00 · 12 ratings
futuristic · erotica · science fiction · length-medium · length-short · standalone-first · first-in-series · paranormal · fantasy · m-f · contemporary · aliens
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Bustlepunk Chronicles
by Jenny Schwartz
3.67 · 9 ratings
fantasy · futuristic · steampunk · science fiction · length-medium · standalone-first · length-novella · first-in-series · historical · victorian
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The Kalpattaans
by Alice Cain
3.44 · 9 ratings
menage · aliens · science fiction · queer · m-m · erotica · futuristic · first-in-series · standalone-first · poly · contemporary · length-novella · abduction · m-m-m
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Nuworld
by Lorie O'Clare
3.33 · 6 ratings
length-medium · standalone-first · futuristic · fantasy · first-in-series · science fiction · erotica · dystopian · contemporary
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Seasons of Invention
by J.K. Coi
3.60 · 5 ratings
science fiction · fantasy · futuristic · steampunk · length-novella · standalone-first · first-in-series · betrayal · tortured heroine · length-medium
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Scions of Anu
by Bridget Brislin
3.67 · 3 ratings
science fiction · audiobook · erotica · standalone-first · length-novella · futuristic · fantasy · bdsm · first-in-series · reverse harem · poly · length-short · standalone
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Earth Lost
by Ellara Brentwood
2.00 · 1 ratings
science fiction · length-novella · non-human-hero · reverse harem · paranormal · fated-mates · third-person-pov · first-in-series · magic · fantasy · erotica · standalone-first
All books in this series ❯