I came across these on eBay. My son loves them. It would be a pretty cool, unique set to have.
https://www.ebay.com/itm/Viking-Ins...Set-of-600-Chips-with-Carry-Case/232361351550
https://www.ebay.com/itm/Viking-Ins...Set-of-600-Chips-with-Carry-Case/232361351550