The Aggron EX (93 / 160) card can be found in the Primal Clash set.
Recently sold 8 times and based on those sales is worth around £3.19.
Currently, there are 12 open listings for this card on ebay.
This card sells in the range of £1.73 to £4.65, making it very stable.
This Rare Holo Ex card was illustrated by Eske Yoshinob.
The fact that it is a EX card makes it one of the more valuable cards.