A Field Guide to the Dragonkind Trial
Threshing Day Game
Dragonkind is the free official browser game where you enter the Threshing Valley and a dragon decides your fate. Learn every approach route, every brood, and how to survive the bond.
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Your first Threshing
What Is Dragonkind?
What the official Threshing Day game is, where to play it free, and how a run works from sign-in to bond card.
OpenThe Dragon Dex
How to approach every brood — blue, red, green, brown, black, and orange — with the canon rules from Colonel Kaori's field guide.
OpenBonding Quiz
Answer the trial's own questions and see which dragon would pick you — six brood outcomes, one result card.
OpenThe Book
Release date, every edition, and the right reading order for Threshing Day — out September 29, 2026.
OpenFresh from the Valley
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Threshing Day Reading Order (Empyrean, 2026)
Threshing Day sits between Onyx Storm and Empyrean Book 4 as a #3.5 companion. Here is the full series order and whether you must read it first.
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Threshing Day Release Date: Out Now + Book 4 Timeline
Threshing Day released September 29, 2026 in the US and UK. Every edition, price, and page count is confirmed here, plus what we know about Book 4.
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How to Get a Black Dragon in Threshing Day: What Works
Black dragons choose almost no one — none have been born for a century. Canon rarity, unverified player methods, and what actually works in the game.
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How to Approach a Blue Dragon in Dragonkind
No canon rule covers blue dragons — Fourth Wing's field-guide epigraph names only reds, greens, and browns. Composure and zero weakness are the safest approach.
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Brown Dragon in Fourth Wing: Traits & Approach
If you show trepidation to a brown… well, just don't — the canon rule. Traits, famous riders like Aimsir, and what's verified in the Dragonkind game.
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How to Approach a Green Dragon in Fourth Wing
Never back down from a green: lower your eyes in supplication, hold your ground, and wait for acceptance. The canon rule and the unverified game routes.
Explore the field guide
The full archive — routes, broods, and the book behind the game.
How a run works
Dragonkind, step by step.
- Enter the Valley
dragonkind.com is free — sign in with an email code
- Make your choices
How you approach each dragon shapes the outcome
- Bond or burn
About 1 in 10 candidates won't bond, per Yarros
- Retry after the cooldown
Player reports put the wait near four hours
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The Dragon Dex
Six broods, thirty possible dragons.
Blue
Cold and ruthless — never forgives weakness
Red
Never look one in the eye
Green
Lower your eyes — but never back down
Brown
Show no trepidation
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The book behind the game
Threshing Day is Empyrean #3.5 — out now.
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Fourth Wing
2023 — where the Threshing is introduced
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Onyx Storm
January 2025 — book three
- Out now
Threshing Day
September 29, 2026 — thirteen POVs, one legendary day
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Enter the Threshing Valley
The official game is free and runs in your browser. Bring what you learned here — remember, the dragon picks you, not the other way around.