All trinket bag upgrade locations in Mina the Hollower
via polygon.com
Short excerpt below. Read at the original source.
The trinket bag determines how many trinkets you can use at a time in Mina the Hollower. You’ll start out with one trinket slot, but you can upgrade your trinket bag five times to have a total of six trinket slots. As there are 60 trinkets in total, there are a ton of trinket combinations […]