Is there an audiobook of Onyx Storm?

Yes. Onyx Storm has an Audible audiobook edition, narrated by Jasmin Walker, Justis Bolding, Teddy Hamilton, and Rebecca Soler.

How long is the Onyx Storm audiobook?

The Onyx Storm audiobook runs 23 hr 52 min.

Is Onyx Storm on Kindle Unlimited?

Yes. Onyx Storm was included with Kindle Unlimited when we last checked on July 26, 2026.

Onyx Storm by Rebecca Yarros book cover for the Book of the Day romantasy book review

Our score

4.6/ 5

Outstanding

Listen to Onyx Storm free with an Audible trial Narrator, runtime & our audio review

Included with Kindle Unlimited Buy on Amazon

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EDITION PUBLISHEDJanuary 2025

Genres

Fiction Romantasy Fantasy

Themes

Leadership and the real cost of commandTrust, secrecy, and divided loyaltyGrief and the fear of losing someone slowlyFound family under wartime pressure

Onyx Storm

Name: Onyx Storm
Price: 14.99 USD
Availability: InStock
Author: Rebecca Yarros

Rebecca Yarros

Rebecca Yarros sends Violet Sorrengail off the map in Onyx Storm, the third Empyrean novel, trading Basgiath's war-college politics for an island-hopping hunt for allies. It's maximalist romantasy: dragons, brittle treaties, an ache between Violet and Xaden that has stopped being about whether they want each other, and a final act that goes off like a bomb.

The Review

Our take

Reading this one feels like being handed a map and told to run. Yarros clears away the war-college scaffolding that shaped the first two books and replaces it with motion: ships, unfamiliar courts, negotiations that curdle, a rotating cast of island nobles whose names you'll want to write down somewhere. Chapters are short and most of them close on a hook. You tell yourself one more, and then it's two in the morning and you're on chapter forty. For a book pushing 750 pages, it moves.

The best thing in it is Violet. If book two left you exasperated with her, all that stubbornness and secret-keeping and lengthy justification afterward, this is the correction. She's decisive here. She makes calls that cost other people something and then sits inside the cost instead of narrating around it. There's a stretch in the back half where what she wants and what her position demands split cleanly apart, and Yarros lets her take the uglier road without softening it or apologizing on her behalf. Watching her finally behave like the leader everyone kept insisting she already was is enormously satisfying.

The romance has moved into new territory, and it's better for the move. Yarros isn't shy about the heat, but the tension has shifted from whether Violet and Xaden will choose each other to whether there will be enough of him left to choose. He's carrying something he can't control and doesn't want her to see. The scenes where he manages to hide it are tense; the one where he stops trying is the emotional spine of the whole book. Late on, Violet claims him out loud, in front of people who can hurt her for it. That's the beat the novel is built toward, and it lands hard.

Not all of it works. The middle sags. Hunting for allies across a scattered archipelago hands Yarros an excuse to introduce a great deal of new geography and a great many new names, and several of those islands blur on the way past. You can feel the series stretching to fit more volumes than it was originally shaped for. Threads get raised, admired, then set down for later. Fourth Wing was a pressure cooker with everyone locked inside one building. This is a sprawl, and the looser weave shows in the pacing.

Why you should read

Dragon riders, war councils, and high-stakes romantasy
Couples already well past the enemies-to-lovers stage
Found-family squads where anyone might not make it
Long books you want to disappear inside for a week

What to expect

Short, hooky chapters that pull you forward fast
A saggy middle before an explosive final act
Open-door heat woven through the battle plotting
A cliffhanger ending rather than a resolution

Then the last hundred pages arrive and the sagging middle stops mattering much at all. Escalation is what Yarros does best, that moment where the floor gives way and the stakes turn out to have been worse than anyone counted on, and she has never gone bigger than she goes here. It's a cliffhanger, and people argued about it for months afterward, but there's real construction underneath: a reversal that reaches back and rearranges a good deal of what you already read. You will be furious about where it stops. You'll also start book four immediately.

Reviewed by Sloane · How our reviews are written

Our verdict

4.6/ 5

Outstanding

Listen to Onyx Storm free with an Audible trial Narrator, runtime & our audio review

Included with Kindle Unlimited Buy on Amazon

As an Amazon Associate we earn from qualifying purchases. Prices may vary.

Where to read or listen

Is there an audiobook of Onyx Storm?: Yes. Onyx Storm has an Audible audiobook edition, narrated by Jasmin Walker, Justis Bolding, Teddy Hamilton, and Rebecca Soler.
Listen to Onyx Storm free with an Audible trial
We earn from qualifying Amazon purchases.
How long is the Onyx Storm audiobook?: The Onyx Storm audiobook runs 23 hr 52 min.
Is Onyx Storm on Kindle Unlimited?: Yes. Onyx Storm was included with Kindle Unlimited when we last checked on July 26, 2026.
How much does Onyx Storm cost?: On Amazon: Kindle $14.99, Paperback $20.99, Hardcover $16.30. Prices as of August 27, 2026 at 3:45 AM EDT and may change.

Filed underRomantasy Fantasy Browse the archive →

More by Rebecca YarrosSee every Rebecca Yarros book we've reviewed, with our scores.All Rebecca Yarros books →

Common questions

What is Onyx Storm about?: Reading this one feels like being handed a map and told to run. Yarros clears away the war-college scaffolding that shaped the first two books and replaces it with motion: ships, unfamiliar courts, negotiations that curdle, a rotating cast of island nobles whose names you'll want to write down…
Is Onyx Storm worth reading?: We scored Onyx Storm 4.6 out of 5. Rebecca Yarros sends Violet Sorrengail off the map in Onyx Storm, the third Empyrean novel, trading Basgiath's war-college politics for an island-hopping hunt for allies. It's maximalist romantasy: dragons, brittle treaties, an ache between Violet and Xaden that has stopped…