Characters in The Hammer of Thor

Magnus Chase

Son of Frey, leading the hunt for Thor's hammer while drawn to the new arrival Alex Fierro.

Also in The Sword of Summer, Hotel Valhalla guide to the Norse worlds, The Ship of the Dead, 9 From the Nine Worlds

Alex Fierro

A gender-fluid, shape-shifting child of Loki who wields a deadly garrote and becomes pivotal to the quest.

Also in The Ship of the Dead, 9 From the Nine Worlds

Loki

The trickster god who brokers Sam's marriage for Mjolnir and manipulates events toward Ragnarok.

Also in The Ship of the Dead

Thrym

The earth giant who has stolen Thor's hammer and demands Sam's hand in exchange.

Samirah al-Abbas

Valkyrie and daughter of Loki, bound by her father's bargain to marry the giant Thrym.

Also in The Sword of Summer, The Ship of the Dead, 9 From the Nine Worlds

Blitzen

Magnus's dwarf friend, a skilled craftsman who aids the hammer quest.

Also in The Sword of Summer, The Ship of the Dead, 9 From the Nine Worlds

Hearthstone

Magnus's deaf elf friend and rune magician with his own backstory revealed.

Also in The Sword of Summer, The Ship of the Dead, 9 From the Nine Worlds