Valhalla Summon is available for a limited time each month. It includes various new Season III heroes.
The available Season III Legendary Heroes, as well as the available Heroes of The Month, change each month.
Valhalla Summon includes a Bonus Ascension Item Chest that is awarded for every 10 summons.
For further gameplay help and discussion regarding Season III, we highly recommend visiting our Empires & Puzzles Community Forum.