Is the store still available, or is the link just broken ?
They need to update the link on the main post, but the current shop is run through Red Bubble.
https://www.redbubble.com/people/visionaryrealms/shop
You can find it at https://www.redbubble.com/people/Visionaryrealms/shop
I think Artois owes me a Coke lol