Early game Fire Emblem maps are interesting because they have a lot of jobs. They have to teach a new player how to play the game, while ideally still being interesting for other players, and they need to provide you with an introduction to the setting and atmosphere. Here's what I think makes a good early game map in Fire Emblem

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Music:
Lo-Justice - KornTortilla
Rain on the Plains - Cerales
March to the Cemetery - Treatstar