Beneath Steel
by Raven Willow-Wood
4.00 · 1 ratings
action-adventure · genetic-engineering · super-powered · adult · cyborgs · fiction · military · book · romance · soldiers · sci-fi
Beneath Steel: Similar series
Aldebarian Alliance
by Dianne Duvall
4.37 · 89 ratings
action-adventure · aliens · fiction · female-mc · adult · sci-fi · vampires · book · romance · alpha-mc · audiobook · paranormal · humor · military · first-contact · space · futuristic · insta-love · space-opera · space-travel
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Cyborgs: More Than Machines
by Eve Langlais
4.00 · 118 ratings
romance · adult · military · sci-fi · aliens · fiction · action-adventure · cyborgs · genetic-engineering · paranormal · steamy · humor · futuristic · book · soldiers · space · suspense · cyberpunk · abuse · violent-conflict
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Cyborg Sizzle
by Cynthia Sax
4.09 · 173 ratings
cyborgs · futuristic · aliens · fiction · sci-fi · adult · romance · book · paranormal · genetic-engineering · action-adventure · steamy · military · space · alpha-mc · fated-mates · dystopia · multi-pov · warriors · dark
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Void Wraith
by Chris Fox
4.20 · 81 ratings
soldiers · sci-fi · space-travel · space-opera · military · space-fleet · adult · violent-conflict · aliens · exploration · fiction · action-adventure · audiobook · space · book · galactic-empire · cyborgs · invasion · war · genetic-engineering
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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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Shamans & Shifters Space Opera
by Jenny Schwartz
4.33 · 46 ratings
romance · shapeshifters · book · paranormal · space · aliens · fiction · action-adventure · sci-fi · space-travel · space-opera · first-contact · adult · futuristic · outlaws · space-fleet · magic · fae · colonization · galactic-empire
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Outer Limits Quadrant
by Alexis B. Osborne
4.02 · 27 ratings
paranormal · romance · steamy · book · military · adult · sci-fi · action-adventure · aliens · fiction · monsters · space · genetic-engineering · galactic-empire · invasion · first-contact · violent-conflict · soldiers · dark · space-travel
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Aurora Rhapsody
by G.S. Jennsen
4.27 · 113 ratings
space-opera · space-travel · sci-fi · military · fiction · action-adventure · cyberpunk · colonization · space-fleet · violent-conflict · first-contact · exploration · galactic-empire · space · adult · aliens · book · soldiers · ai · invasion
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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
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Aurora Renegades
by G.S. Jennsen
4.46 · 28 ratings
action-adventure · aliens · exploration · fiction · military · first-contact · violent-conflict · space-fleet · adult · soldiers · sci-fi · space-travel · space-opera · colonization · invasion · book · audiobook · space · cyberpunk · utopia
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Amaranthe
by G.S. Jennsen
4.32 · 122 ratings
cyberpunk · colonization · space-opera · sci-fi · violent-conflict · first-contact · military · aliens · fiction · galactic-empire · invasion · space-travel · space-fleet · exploration · action-adventure · space · adult · soldiers · book · genetic-engineering
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The Harvesters
by Luke R. Mitchell
4.12 · 26 ratings
dystopia · audiobook · book · post-apocalyptic · invasion · adult · violent-conflict · sci-fi · aliens · action-adventure · fiction · apocalyptic · genetic-engineering · ai · humor · super-powered · space · galactic-empire · male-mc · military
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Cyborgs: Mankind Redefined
by Donna McDonald
4.13 · 30 ratings
genetic-engineering · futuristic · post-apocalyptic · romance · book · female-mc · urban-fantasy · action-adventure · fiction · humor · sci-fi · military · adult · cyborgs · paranormal · suspense · violent-conflict · war · dystopia · steamy
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Rebel Cyborgs
by Cynthia Sax
4.28 · 34 ratings
aliens · action-adventure · fiction · war · military · adult · violent-conflict · sci-fi · romance · book · steamy · cyborgs · space · fated-mates · genetic-engineering · paranormal · suspense · dark · soldiers · female-mc
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Cybernetic Hearts
by Aurelia Skye
3.90 · 28 ratings
adult · military · romance · paranormal · sci-fi · aliens · fiction · action-adventure · book · cyborgs · contemporary · genetic-engineering · first-contact · futuristic · dystopia · time-travel · post-apocalyptic · alpha-mc · violent-conflict · audiobook
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Mates of the Kilgari
by Celia Kyle
4.05 · 37 ratings
space-travel · soldiers · space-fleet · adult · sci-fi · first-contact · military · aliens · action-adventure · exploration · fiction · galactic-empire · genetic-engineering · book · humor · audiobook · romance · paranormal · futuristic · comedy
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Men of Mettle
by Cara Bristol
4.05 · 42 ratings
aliens · fiction · adult · sci-fi · romance · cyborgs · action-adventure · book · steamy · paranormal · futuristic · military · genetic-engineering · suspense · space · first-contact · domestic-drama · insta-love · audiobook · disability
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Alien Abduction
by Zara Zenia
3.57 · 14 ratings
exploration · fiction · audiobook · genetic-engineering · invasion · romance · book · soldiers · sci-fi · space-travel · military · first-contact · violent-conflict · space-fleet · poc-mc · action-adventure · aliens · paranormal · adult · contemporary
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Audacity Saga
by R.K. Thorne
4.36 · 14 ratings
supernatural · action-adventure · fiction · book · military · genetic-engineering · adult · soldiers · sci-fi · space-opera · romance · audiobook · space · galactic-empire · humor · religion · slow-burn · spirituality · futuristic · female-author
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Bound by Her
by Nellie C. Lind
3.91 · 21 ratings
fiction · book · romance · adult · cyborgs · sci-fi · action-adventure · womens-fiction · military · genetic-engineering · soldiers · paranormal · futuristic · aliens · warriors · urban-fantasy · female-mc · revenge · fantasy · alpha-mc
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Central Galactic Concordance
by Carol Van Natta
4.11 · 37 ratings
genetic-engineering · fiction · space-opera · adult · romance · book · space · action-adventure · sci-fi · military · paranormal · suspense · galactic-empire · aliens · audiobook · futuristic · psychics · soldiers · space-travel · violent-conflict
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aHunter4Hire
by Cynthia A. Clement
3.89 · 28 ratings
fiction · super-powered · adult · book · genetic-engineering · aliens · sci-fi · military · romance · action-adventure · steamy · space · alpha-mc · first-contact · violent-conflict · contemporary · paranormal · futuristic · fantasy · space-opera
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Talonian Warriors
by Celeste Raye
4.19 · 16 ratings
aliens · fiction · colonization · invasion · genetic-engineering · adult · cyberpunk · military · space-fleet · first-contact · violent-conflict · galactic-empire · soldiers · book · paranormal · action-adventure · shapeshifters · romance · sci-fi · space
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New Carnegie Androids
by Roxie McClaine
4.31 · 13 ratings
adult · cyberpunk · genetic-engineering · fiction · military · sci-fi · romance · paranormal · super-powered · anthologies · alternate-history · vigilante · action-adventure · futuristic · justice · industrial-era · crime · steampunk · violent-conflict · demons
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