This tier list includes 4 stars and 5 stars.
For ascension & talent material farming guides, see links below.
Puzzles, Secrets, and Hidden Chests in Liyue
Ragged Records Hidden Quest Guide
Puzzles, Secrets, and Hidden Chests in Dragonspine
Violetgrass Farming Map
Treasure Lost, Treasure Found Quest Guide
How to Farm Character Ascension Materials