The Latias Star (105 / 107) card can be found in the Deoxys set.
Recently sold 3 times and based on those sales is worth around £449.42.
Currently, there are 3 open listings for this card on ebay.
This card sells in the range of £290.60 to £608.24, making it highly volatile.
This Rare Holo Star card was illustrated by Masakazu Fukuda.