Since hitting level 8 on my Veteran (now level 10) I have only seen curios in the shop, for the past two hours it has only been 2 curios in the shop and nothing else.
This is on Steam. My ID is Kelvae,
First time: https://i.imgur.com/T8JGfPU.jpg
Second time: https://i.imgur.com/RRYwIr9.jpg