Not sure if that fits the thread, but there are 2 figures exclusive to E3 visitors: Number 1 is from Cyberpunk 2077, number 2 is a replica of one of the cars in Fallout.
Links:
https://www.ebay.com/itm/E3-2018-Exc...AAAOSwrptbIXAu
https://www.ebay.com/itm/E3-fallout-...kAAOSw0J9bIIEx