In addition to the return of several past events for Fire Emblem Heroes, some new content is arriving to the mobile game today. Here’s the latest information on the new Summoning Event and Special Maps: Bound Hero Battle: Mercedes & Annette is here! Mercedes: Kindly Devotee, Annette: Overachiever, and Ingrid: Galatea’s Heir are featured as part of a 5-star summoning...