The Evolution of ex/EX Pokémon cards. What are the differences?

In this video, I talk about the different kinds of EX/ex pokemon cards, and how far we've come. The EX pokemon card has had 4 different eras to define and establish itself in today's world, from the old cards, with their dark shading, to the new cards, with their alternate artworks, and interesting Terra gimmicks, the EX pokemon card has come a long way.