first full art pokemon card What is the pikachu? Gen 1 but all full

Green and red also have good ways to buff creatures, so you can play something like a Giant Growth on your creature before combat then double its power again

Magic: The Gathering X RockLove Authenticity Card

The original cards end up back on top of your library, similar to Brainstorm

They are all colorless because Mishras Workshop or Ancient Tomb is just too good and there are enough crazy ramp lands in the older formats to support a deck like that

Tack on flying and undying and you have an expensive, but viable threat that can destroy people if unchallenged and unchecked

Making Magic cheaper and more accessible to a wider range of players is a battle worth fighting, but buying, selling, and supporting counterfeit cards simply isn't the right way to fight it