Apart from the monster boxes that is to say, the rectangular sections of the card that house a Pokemon's depiction the entire card is given a holo foil treatment, and in a unique new style that feels a bit more "disco-ball" than past iterations
Theres no limit on activations
They're event-specific too - the Tickets earned from the Meowth/Chansey event won't work on any other one
I believe the most valuable Pokmon card in history is still the Pikachu Illustrator card that sold for $900,000, the Japanese card that was a limited edition creation for winners of an art contest, making it exceedingly rare
We already saw the Drowzee illustration rare example where English hype drove the price absurdly high briefly, whereas the Japanese version stayed more reasonable
Poor Condition - Heavily Played (HP) The map has suffered extensive damage such as scratches, dented corners and major damage, and is no longer considered to be in collectible condition