Stanley is the son of Sleipnir and was the eight-legged horse that helped Magnus and his friends get to the home of giants that had stolen a weapon from Thor.
Magnus Chase and the Gods of Asgard
The Sword of Summer
Samirah al-Abbas calls for the horse to take them across a valley. He takes the four on a death defying ride to the jotunn’s window.
The Hammer of Thor
Stanley is summoned to take Magnus, Alex and Blitz to Jotunheim. Once he takes them there he vanishes.
The Ship of the Dead
Stanley is summoned by Hearthstone and flies around kicking giants in the head during the crew´s fight with the forces of Nagflar.
Trivia
- Stanley acts friendly towards Magnus as horses are the sacred animals of Frey.