Mission 8 of Pokemon Legends: Arceus is titled "Arezu's Predicament," and sees players riding on top of their newly acquired Ursaluna to follow blue signals to track down Arezu in the Crimson Mirelands. Using Ursaluna's tracking ability can sometimes be tricky to nail down, but this guide will go over how to ride on Ursaluna and where to find Arezu in Pokemon Legends: Arceus.