How old do I have to be to use a Nintendo Account with Fire Emblem Heroes? 【Updated: November 28, 2025 09:08】 You must be at least 13+ to use this game with a Nintendo Account. Related articles Can I play Fire Emblem Heroes offline? Can I play Fire Emblem Heroes for free? [Android] Which operating systems support this application? What happens if I link a Nintendo Account and then decide I want to delete the Nintendo Account? What kind of application is Fire Emblem Heroes?