For the September 2021 Brush challenge I used Alexis Design Studio's Seasons-Summer into Fall Collection, the challenge brushes and an Autumn Cuddles Template Vol. 1 from Neia Scraps.
https://store.gingerscraps.net/Seasons-Summer-into-Fall-Collection.html
https://store.gingerscraps.net/Autumn-Cuddles-templates-vol1-by-Neia-Scraps-and-JB-Studio.html