The Mudkip Star (107 / 109) card can be found in the Team Rocket Returns set.
Recently sold 3 times and based on those sales is worth around £390.85.
Currently, there is 1 open listing for this card on ebay.
This card sells in the range of £363.42 to £418.28, making it highly volatile.
This Rare Holo Star card was illustrated by Masakazu Fukuda.