Best Rival to Ally Books

The highest-rated books featuring rival to ally, ranked by readers. Browse 18 titles across Fantasy, Sci-Fi.

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Rival to Ally captures that electric moment when the person you despise becomes someone you'd trust with your life. There's a unique tension here—the antagonism doesn't just vanish, it transforms. You get to watch old resentments crack under pressure, see characters discover unexpected common ground, and witness the slow-burn realization that their enemy understands them in ways allies never could. It's the satisfaction of proven wrong assumptions and grudging admiration blooming into something real.

You'll find this trope flourishing in fantasy, where high stakes and complex political landscapes naturally pit characters against each other before circumstance or survival demands cooperation. Expect sharp dialogue, plenty of friction even after the shift, and that delicious moment when a character realizes they actually care about their former opponent. The books here range from epic fantasy to darker, grittier explorations of how enemies become indispensable to one another.

These are the highest-rated rival to ally books across Fantasy, Sci-Fi, ranked by reader ratings from Goodreads and Audible.

  1. 1
    Defiance of the Fall 8 cover

    Defiance of the Fall 8

    Defiance of the Fall • Book 8

    by TheFirstDefier, J.F. Brink

    ★ 4.56 BLT Score (7.4K ratings)
    ★ 4.48 Goodreads (7.4K)
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  2. 2
    Winter Solstice cover

    Winter Solstice

    The Wandering Inn • Book 4

    by Pirateaba

    ★ 4.56 BLT Score (4.7K ratings)
    ★ 4.53 Goodreads (4.7K)
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  3. 3
    Hell's Wardens cover

    Hell's Wardens

    The Wandering Inn • Book 14

    by Pirateaba

    ★ 4.53 BLT Score (2.0K ratings)
    ★ 4.67 Goodreads (2.0K)
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  4. 4
    The King of Attolia cover

    The King of Attolia

    The Queen's Thief • Book 3

    by Megan Whalen Turner

    ★ 4.44 BLT Score (43.5K ratings)
    ★ 4.38 Goodreads (43.5K)
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  5. 5
    Jade War cover

    Jade War

    The Green Bone Saga • Book 2

    by Fonda Lee

    ★ 4.38 BLT Score (58.4K ratings)
    ★ 4.38 Goodreads (58.4K)
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  6. 6
    Magi Guard cover

    Magi Guard

    Aether's Revival • Book 6

    by Daniel Schinhofen

    ★ 4.38 BLT Score (2.4K ratings)
    ★ 4.62 Goodreads (2.4K)
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  7. 7
    The Mad Ship cover

    The Mad Ship

    The Liveship Traders • Book 2

    by Robin Hobb

    ★ 4.36 BLT Score (86.0K ratings)
    ★ 4.34 Goodreads (86.0K)
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  8. 8
    Buldoun's Blunder cover

    Buldoun's Blunder

    Aether's Revival • Book 10

    by Daniel Schinhofen

    ★ 4.28 BLT Score (1.4K ratings)
    ★ 4.57 Goodreads (1.4K)
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  9. 9
    The Queen of Attolia cover

    The Queen of Attolia

    The Queen's Thief • Book 2

    by Megan Whalen Turner

    ★ 4.24 BLT Score (50.2K ratings)
    ★ 4.17 Goodreads (50.2K)
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  10. 10
    Jade City cover

    Jade City

    The Green Bone Saga • Book 1

    by Fonda Lee

    ★ 4.08 BLT Score (114.6K ratings)
    ★ 4.06 Goodreads (114.6K)
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  11. 11
    Bloodstorm: Painting the Mists cover

    Bloodstorm: Painting the Mists

    Painting the Mists • Book 17

    by Patrick G. Laplante, Adam Verner

    ★ 4.04 BLT Score (0 ratings)
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  12. 12
    Reign of Havoc (Legends of the Tainted Book 2) cover

    Reign of Havoc (Legends of the Tainted Book 2)

    Legends of the Tainted • Book 2

    by B.T. Narro

    ★ 4.02 BLT Score (279 ratings)
    ★ 4.34 Goodreads (279)
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  13. 13
    Dressed to Kill 2: A Monster Seamstress LitRPG cover

    Dressed to Kill 2: A Monster Seamstress LitRPG

    Dressed To Kill • Book 2

    by Crown Fall

    ★ 3.96 BLT Score (104 ratings)
    ★ 4.39 Goodreads (104)
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  14. 14
    The Obsidian Oracle cover

    The Obsidian Oracle

    Dark Sun: Prism Pentad • Book 4

    by Troy Denning

    ★ 3.82 BLT Score (1.1K ratings)
    ★ 3.66 Goodreads (1.1K)
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  15. 15
    The Legend of the Nine-Tailed Fox cover

    The Legend of the Nine-Tailed Fox

    by Katrina Kwan

    ★ 3.81 BLT Score (556 ratings)
    ★ 4.15 Goodreads (556)
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  16. 16
    Three Slices cover

    Three Slices

    The Iron Druid Chronicles #7.5 - A Prelude to War • Book 7

    by Kevin Hearne, Delilah S. Dawson, Chuck Wendig, Alex Wyndham, Julia Whelan

    ★ 3.74 BLT Score (4.5K ratings)
    ★ 3.92 Goodreads (4.5K)
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  17. 17
    American Craftsmen Dramatized Adaptation (American Craftsmen, 1) cover

    American Craftsmen Dramatized Adaptation (American Craftsmen, 1)

    American Craftsmen • Book 1

    by Tom Doyle

    ★ 3.71 BLT Score (404 ratings)
    ★ 3.52 Goodreads (404)
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  18. 18
    Quantum Shadows cover

    Quantum Shadows

    by L.E. Modesitt Jr.

    ★ 3.64 BLT Score (360 ratings)
    ★ 3.52 Goodreads (360)
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How We Rank Audiobooks

Rankings are driven by listener ratings and review counts from Audible and Goodreads. Books with high ratings across a large number of listeners rank higher — a 4.5 with 50,000 ratings says more than a 4.8 with 200.

Unlike most book lists, we weight audiobook-specific factors: narrator performance, production quality, and how well a story translates to audio. A great book with a poor narration isn't a great audiobook.

We don't accept paid placements or prioritize new releases. These rankings reflect what listeners actually enjoy, not what's being promoted.

Rankings update periodically as new ratings come in and new titles are added to the collection.

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