cards, the value of Eva depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Structure Deck: Wave of Light)
The collector boosters have a rate of three of the 15 with a special galaxy foil treatment
And in some postboard games, for example white was more important because you had to resolve Portable Hole or Wear to answer the opponents hate cards
Design-wise, the card features the Pokmon Mewtwo in a powerful pose, covered by a striking holo foil with Trainer stamped across the top
that target gains ATK equal to half the original ATK of the attacking monster, until the end of this turn
Disrupting these combo turns is vital