A few of these have started hitting ebay including a Tim Cahill 1 of 1.
https://www.ebay.com.au/itm/2018-FU...864941?hash=item4b4e19dcad:g:njIAAOSwjkxbkUq8
https://www.ebay.com.au/itm/2018-FU...864941?hash=item4b4e19dcad:g:njIAAOSwjkxbkUq8