Sources
Stardew Valley Fixed Source Route Guide
Several Mystery Box sources are not just random field drops. Desert Festival, Trout Derby, SquidFest, Bookseller trades, Mayor Lewis' Prize Machine, Raccoon requests beyond the fifth, remixed bundles, and Winter 24 milk/cookie routing can all add boxes.
Route facts
- Category
- Sources
- Reward
- Boxes outside normal random drops
- Focus
- Festivals, Bookseller trades, Prize Machine, Raccoon requests, and Winter 24
- Source
- https://stardewvalleywiki.com/Mystery_Box#Locations
Checklist
- Check festival prize routes before spending all event currency.
- Trade duplicate Book of Mysteries copies only after the permanent power is read.
- Use Raccoon requests beyond the fifth as a repeatable late-game box supplement.