Warships of the Spire: Similar series
Hell Squad
by Anna Hackett
4.21 · 290 ratings
aliens · science fiction · military · m-f · dystopian · futuristic · independent heroine · length-short · length-novella · alpha male · cold heroine · explicit-open-door · cold hero · height-difference · commander · erotica · war · new adult · strong heroine · urban fantasy
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Primal Alphas
by Lizzy Bequin
3.75 · 32 ratings
fantasy · omegaverse · futuristic · science fiction · paranormal · suspense · alpha male · curvy heroine · military · abduction · length-short · forced proximity · dystopian · length-novella · dark · abuse · contemporary · secret child
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The Phoenix Adventures
by Anna Hackett
4.08 · 123 ratings
futuristic · science fiction · m-f · military · length-short · fantasy · aliens · length-novella · paranormal · pirates · horror · suspense
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Blue Solace
by C.W. Gray
4.19 · 69 ratings
m-m · science fiction · queer · futuristic · length-short · aliens · fated-mates · omegaverse · military · erotica · fantasy · abuse · paranormal · sunny hero · dark · betrayal · explicit-open-door · pregnancy · behind-doors · insta-love
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Imperial Princes
by Mina Carter
3.68 · 35 ratings
science fiction · futuristic · aliens · length-short · abuse · open-door · military · m-f · rape · rape-mc · harems · explicit-open-door · working class heroine · commander · independent heroine · cold hero · cruel hero · length-novella · erotica · strong heroine
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Men of Omaron
by Juno Wells
4.01 · 31 ratings
science fiction · futuristic · military · fantasy · length-novella · aliens · length-short · alpha male · m-f · pregnancy · dual-pov · royalty · third-person-pov · explicit-open-door
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Fire Planet Warriors
by Calista Skye
3.86 · 31 ratings
aliens · multicultural · futuristic · length-short · science fiction · military · humor · new adult · abduction · m-f · erotica · curvy heroine · alpha male
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Warriors of Sangrin
by Nancey Cummings
4.08 · 70 ratings
military · science fiction · futuristic · aliens · length-short · m-f · superheroes · non-human-hero · alpha male · open-door · length-medium · age difference · possessive hero · length-novella · erotica · fighters · competent heroine · strong heroine · grumpy sunshine · miscarriage
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Rebel Cyborgs
by Cynthia Sax
4.28 · 42 ratings
science fiction · military · length-short · futuristic · m-f · fantasy · from hate to love · war · non-human-hero · suspense · fighters · disabilities and marks · aliens · independent heroine · steampunk · new adult · dark · breeding · possessive hero · erotica
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Cyborg Force
by Cara Bristol
4.50 · 18 ratings
length-short · science fiction · from hate to love · military · forced proximity · mystery · suspense · fantasy · futuristic · aliens · betrayal · mature couple · paranormal · insta-love · alpha male
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The Ragrim Conflict
by Nessa Claugh
4.31 · 16 ratings
explicit-open-door · dual-pov · m-f · independent heroine · aliens · science fiction · third-person-pov · caretaking · mental-trauma · competent heroine · non-human-hero · length-short · men in uniform · sweet-hero · forced proximity · strong heroine · war · military · abuse-non-mc · fighters
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Warriors of Orba
by Zara Zenia
3.60 · 15 ratings
science fiction · humor · futuristic · military · multicultural · length-short · aliens · non-human-hero · new adult
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Auxem
by Lisa Lace
4.20 · 10 ratings
science fiction · futuristic · military · multicultural · length-short · contemporary · aliens · sports · fantasy · paranormal · suspense
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Aliens of Dragselis
by Zara Zenia
4.21 · 19 ratings
science fiction · military · shapeshifters · paranormal · futuristic · length-short · fantasy · m-f · aliens
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Zone Cyborgs
by Jessica Marting
3.92 · 13 ratings
science fiction · futuristic · fantasy · length-short · military · dark · open-door · virgin hero · contemporary · length-novella
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Snow and Ash
by Heather Knight
3.20 · 10 ratings
military · futuristic · science fiction · suspense · length-short · new adult · age difference · cheating · shy heroine · dark · length-novella · erotica · alpha male · contemporary · tortured hero · other-man-woman · rape · from hate to love · bdsm · abuse
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Out of Time
by Sofia Grey
4.50 · 10 ratings
time travel · fantasy · paranormal · length-short · military · futuristic · science fiction · historical · 20th century · ancient times · new adult · dystopian · length-medium
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