New Trailer
On July 21, 2019, a new Fire Emblem Heroes video was uploaded to the Nintendo Mobile channel detailing more information on the current storyline, Book III.
In this new trailer, there is no gameplay information shown, but the revelation will have an impact on the rest of the story hereafter.
Today, July 22nd, a new video was also released with full details about the new Three Houses characters arriving in Fire Emblem Heroes.
Full skill breakdown, recommendations, and stats are displayed in this new video from Nintendo Mobile. This is the first video of its kind from an official Nintendo YouTube channel.