Their silver border helps denote their legality at a glance, which deters their use in competition against unknowing opponents
Pokmon TCG cards that have featured illustrations and autographs from artists have been auctioned-off for significant sums of money in the past
Or at least his head does
Use the search bar to find the exact card (e.g., Charizard)
The SIR treatment features an expansive, highly detailed scene that extends beyond the normal card frame, filling the entire card surface with a rich illustration that tells a visual story rather than simply depicting the Pokemon in a battle stance
The main downside, of course, is that Gengar EX needs three Energies to do anything aside from triggering its ability, whereas regular Gengar can do the same thing with only one Energy and still deal considerable damage