World of Shadows (共鳴の世界, Kyōmei no Sekai lit. World of Echoes in the Japanese version) is the fifth paralogue of Fire Emblem Heroes.
The names of the three parts of this paralogue are Legendary Hero (もう一人の英雄王, Mo Hitori no Eiyū'ō lit. Another Hero-King), Into the Forest (林を抜けて, Hayashi wo Nukete lit. Lost in the Woods), and Alm's Heroic Stand (英雄王アルム, Eiyū'ō Arumu lit. Alm the Hero-King).
Part 1: Legendary Hero
Subjective: The following part of this article is based upon the editor's personal experiences and opinions, and therefore may not be applicable for all readers.
Part 2: Into the Forest
Part 3: Alm's Heroic Stand
You will have 4 units on your team. You will also have 4 bosses: Alm, Faye, Lukas, and Clair.