The Frostblood Saga

A girl born of fire. A world ruled by ice. The Frostblood Saga is the New York Times bestselling YA fantasy trilogy that proves opposites don't just attract - they ignite.

For readers who fell in love with elemental magic, slow-burn romance, and a heroine who refuses to be anyone's pawn, The Frostblood Saga by Elly Blake is essential reading. This New York Times bestselling trilogy carved out a beloved place in the YA fantasy landscape and continues to attract new readers drawn to its irresistible combination of fire, ice, and forbidden feeling.

The world Blake has created is built around a fundamental tension: Firebloods and Frostbloods are natural enemies, their powers diametrically opposed, and for generations the Frostblood ruling class has suppressed and persecuted those born with the gift of flame. Into this charged world steps Ruby, a young Fireblood whose life is upended by tragedy and whose path leads her directly into the heart of the very system designed to destroy her. She is fierce, impulsive, and entirely unwilling to be tamed - and she is exactly the kind of heroine this kind of story demands.

The enemies-to-lovers dynamic between Ruby and the cold, guarded Arcus is one of the trilogy's greatest strengths. Blake builds it slowly and deliberately, with genuine tension, sharp banter, and real emotional stakes before allowing the warmth to creep through the frost. It's the kind of slow-burn romance that keeps readers up well past midnight and has them immediately reaching for the next instalment - which, conveniently, is already waiting for them. Fans of the slow burn romance trope will find a great deal to love here.

Elemental magic sits at the very heart of the world-building, and Blake deploys it with real imagination. Fire and ice are not simply aesthetic choices - they carry philosophical and moral weight throughout the trilogy, reflecting the broader themes of division, prejudice, and what it means to bridge a divide that society insists cannot be crossed. As the series progresses and the magic system deepens and evolves, the elemental framework reveals unexpected dimensions that push the story well beyond a standard chosen one narrative.

The Frostblood Saga draws natural comparisons to Red Queen by Victoria Aveyard and A Court of Thorns and Roses by Sarah J. Maas - and if those series are already on your shelves, this trilogy absolutely belongs alongside them. It shares that same intoxicating blend of forbidden romance, oppressive power structures, and a heroine discovering the full terrifying extent of what she's capable of. With all three books published and an omnibus edition available, there's nothing standing between you and a complete, deeply satisfying binge read.

Whether you're new to Elly Blake's work or already a devoted fan from her more recent Thirstwood series, The Frostblood Saga is the trilogy that started it all - and it absolutely holds up.

Books in the The Frostblood Saga series

The Frostblood Saga is a completed trilogy by Canadian author Elly Blake, published by Little, Brown Books for Young Readers between 2017 and 2018. All three books are available now, along with a collected omnibus edition.

Frostblood (2017) - The series opener introduces seventeen-year-old Ruby, a Fireblood forced to conceal her powers of heat and flame in a world dominated by the cruel Frostblood ruling class. When tragedy strikes, she finds herself aligned with rebel Frostbloods on a dangerous mission - training alongside the infuriating yet irresistible Arcus whilst navigating deadly royal tournaments, vengeance, and the first sparks of something she never expected to feel. A fierce, fast-paced debut that established Blake as a major voice in YA fantasy.

Fireblood (2017) - The action-packed sequel expands Ruby's world considerably, taking her far beyond the borders of everything she's known as new alliances, new enemies, and new revelations about the nature of her powers force her to question everything she thought she understood. The romance deepens, the stakes escalate, and the elemental magic grows more complex and compelling.

Nightblood (2018) - The explosive finale brings Ruby's journey to a breathtaking close. With the fate of Frostbloods, Firebloods, and all of humanity hanging in the balance, Ruby must forge the most unlikely alliances yet and confront a threat more ancient and devastating than any she has faced before. A satisfying and emotionally resonant conclusion to the trilogy.