Laevatein (Japanese: レーヴァテイン Laevatein) is a princess of Múspell first appearing in Book II of Fire Emblem Heroes. She appears alongside her father, Surtr, and Loki in Chapter 2, Part 5. She appears alone as the boss of Chapter 3, Part 5. After her defeat there, she retreats as that is what her sister said to do. [2]