While this isn't an official list and inventory will vary, these stores may be a good place to start your search
As for why Prime Catcher is so prized that it can end up in the top ten valuable cards list, its mainly down to the cards effect
But this particular spoilers reveal - usually a time of frantic analysis by MTG fans, as they pore over a set's cards to find its best pickings and synergies - fell rather flat
Living Wish This is a bit of a funny one as it entirely depends on how you chose to play this in cube, which can vary further as you change the cube format
Saddle 1 (Tap any number of other creatures you control with total power 1 or more: This Mount becomes saddled until end of turn
In the previous article ranking the top blue cards in Modern, I talked about how the big difference between Modern and Legacy historically has been the lack of universal answers in the former, while the latter has cards like Daze, Force of Will and Wasteland