ultra pro magic card sleeves Deck Protector for Standard Size Cards | Black shuffle formulation Ultra Pro 100 MTG Standard

Comprehensive Evaluation: Receive a detailed grade based on a 10-point scale, considering factors such as centering, corners, edges, and surface

the thought was that "players (...) wouldn't be able to acquire many of the power rares, because supply would keep them actually rare"

Hence it has been popular Pokemon to have

Inked borders can be spotted fairly easily, as beta cards have a kind of 'double border', where only the out-most part of the border is completely black (there's also a white dot in the lower corners of the card between the borders)

It might be easier to recover from failure if you go through "Expedition" rather than searching directly