During the Nintendo Direct on January 17, the Japanese software house unveiled its plans for post-launch support for Hyrule Warriors: Age of Calamity. The recent musou that continues the events of The Legend of Zelda: Breath of the Wild it will in fact receive a total of two expansions, of which we do not yet know the name. These are also joined by a passport Expansion, which will allow you to purchase the entire package at a discounted price.
We look forward to finding out more about the content that the Hyrule Warriors: Age of Calamity expansions will offer, which have only been mentioned in a short list.