Sky: Children of the Light presents the “Season of Moomin”
www.moomin.com
The new Moomin season of Sky: Children of the Light leads players on a journey of friendship, healing, and self-acceptance.

Found via libreddit, if you use the code KM6N-49HN-ZNVW in the friend code bit, you get a free heart and 3 Moomin plush spells, expires 24.10