Bound Hero Battle Revival: Amelia & Tana (Notification)
From the Fire Emblem: The Sacred Stones game, Amelia: Rose of the War and Tana: Winged Princess are here for Bound Hero Battle Revival: Amelia & Tana! You can give Hard or Infernal difficulties a try if you really want a challenge.
There are limited-time special quests available for Alfonse: Prince of Askr and Anna: Commander during the active period listed above too. Deploy them, and you'll have a chance to earn Orbs as rewards!