Summary:
- Nintendo's mobile game "Fire Emblem Heroes" has announced a new summoning event featuring the characters Attuned Alm and Rearmed Nuibaba.
- The event will allow players to summon these special versions of the characters, which have unique abilities and attributes compared to their regular counterparts.
- The event is likely to be of interest to fans of the Fire Emblem series and players of the Fire Emblem Heroes mobile game, as it provides new content and characters to collect and use in the game.