The Fire Trial
In the end, nothing beats practical experience in the field to make progress. A great way to help your students and Byleth gain levels while increasing their mastery and unlocking rewards is to choose a mission or participate in a quest. However, there are limits to the number of combat sorties you can perform, as some are only available for a limited time, this will be an additional difficult choice. Finally, they will not always be appropriate for the level of your army.
It is likely that increasing your level as a teacher will allow you to participate in more battles.
Written by Robin "Raiden" Bouquet. Translated from French by Millenium.us.org
It is sometimes difficult to decide where to direct your students and teachers in FE3H, here is a list of what we consider to be the best class choices to make it easier to win missions.
