As a note, the Pokmon Center Elite Trainer Box is already up for pre-order in the U.S., Canada, and U.K
Soon, the cards were alleged to be "disrupting learning, poisoning playground friendships and causing such distraction that some children forget their homework, tune out in class and even miss school buses as they scramble to acquire one more card"
These lands are valuable because they have two basic land types and can tap for either color associated with those types
Allowing you to play a different threat on your turn when they are tapped out
The prices and cards will be updated should any major price shifts occur
The Trainer cards are pretty flexible: You can drop a Sabrina for a Cyrus, and Pokemon Communication or Mythical Slab for Leaf, or run two Mythical Slabs