Dragon Bonding in Fourth Wing & Dragonkind

How Bonding Works in Canon

Bonding is the foundational magic of the Empyrean series. At the Threshing, a dragon decides — on its own, by its own standards — that a cadet is worth spending a lifetime on. From that day the two are bound for life: the dragon gains a rider, and the rider gains two things no one else can give them.

• A signet. The bond awakens a unique power in the rider — General Lilith Sorrengail’s weather work is one example the books name. The signet is expressed through the bond; the dragon and rider fuel it together.
• A lifelong partner with veto power. Dragons speak mind-to-mind with their riders, argue with them, and can refuse. A bond is not ownership — it is an alliance the dragon can always revisit.

Two special cases complete the canon picture:

• Every dragon starts as a feathertail. Dragons hatch as small, gold, feathertail juveniles that cannot yet be ridden — but they pour their full strength into the human they bond. Andarna bonded Violet in this stage, a near-unheard-of “second honor.” Feathertails grow into one of the six adult colors.
• Mated pairs bind their riders together. When two dragons mate — like Tairn and Sgaeyl — their riders inherit the entanglement. Fans and wikis widely report that a mated pair kept apart for more than three days weakens both dragons; that detail is community-sourced rather than an explicit book rule, so treat it as fandom consensus rather than hard canon.

The trial where all of this begins — the valley, the choices, the casualty rate — is covered in what Threshing Day is.

Dragon Bonding in the Dragonkind Game

The Dragonkind game compresses the ritual into a playable run: you enter the valley as a candidate, make approach choices scene by scene, and the game decides whether a dragon finds you worthy. A successful bond ends with a shareable result card naming your dragon — color, tail, and name.

One honesty note about those names: the community-maintained name pool circulating for result cards (green Gormuil, blues like Lasairean, reds like Sraelau, the brown Arnuirr, the black Lasairith, and others) comes from unverified public player submissions compiled by fan sites — the fan wiki that publishes it says so itself. The colors and tail types follow the books, but no list of bondable dragon names has official confirmation.

Because the bond outcome is deliberately not a puzzle to solve, retries are part of the design: burn, wait out the player-reported cooldown, and re-enter the valley. The full picture of what is and isn’t known about routes is in Threshing answers.

Famous Rider-Dragon Bonds

The bonds readers know best, with each color linking to its full guide:

Rider	Dragon	Color	Tail	Notes
Violet Sorrengail	Tairn	Black	Morningstar	Also bonded Andarna — the only double bond
Xaden Riorson	Sgaeyl	Blue	Dagger	Sgaeyl is mated to Tairn
General Melgren	Codagh	Black	Sword	The king’s general rides black
General Lilith Sorrengail	Aimsir	Brown	—	Weather signet
Liam Mairi	Deigh	Red	Dagger	Marked by his loyalty, as reds are
Rhiannon Matthias	Feirge	Green	Dagger	Greens choose thinkers
Sawyer Henrick	Sliseag	Red	Sword	—
Ridoc Gamlyn	Aotrom	Red	Club	—
Mira Sorrengail	Teine	Green	—	Violet’s sister, bonded to a strategist’s dragon
Brennan Sorrengail	Marbh	Orange	Dagger	—
Jack Barlowe	Baide	Orange	Scorpion	Proof oranges bond anyone they find interesting
Imogen Cardulo	Glane	Orange	—	—

A tail marked “—” simply means the books haven’t specified it. Notice how the pattern holds across the table: reds bond the fierce, greens bond the clever, and the blacks — a century passed without a black hatchling before Tairn — choose almost no one.

Take the Bonding Quiz

Curious which den would take one look at you and decide? The Threshing Day dragon quiz maps your temperament onto the six colors — no email, no burn risk. Then take the answer into the valley: knowing whether you’re a green- or blue-type candidate is the closest thing to preparation the ritual allows.