Seismitoad EX (Seismitoad is a Pokmon from the fifth generation, not very popular to be honest, if you can recall it) was a water type Pokmon with a very bad weakness considering that the format was dominated by some Grass type decks, but that has a very unique attack
Pokmon GX (clearly defined by the GX next to the Pokmons name): okay, so these are basically same as EX cards, except that GX cards arent necessarily basic Pokmon like EX cards
I would still recommend seeking help (professional or from your social support system) in order to: 1) keep track of your spending, 2) set reasonable limits, and 3) be held accountable
To quote, Uncle Ben, "With great power comes great responsibility." Stax is an incredibly powerful way to control a game of Magic , but it also might cause you to lose a few friends in the process
Consider, for example, that you need an answer to your foe's Conscreated Sphinx, from a creature in your Golgari deck
Pokemon cards pop up in all kinds of auctions, but perhaps the most well-known for the big, big sales are PWCC and Goldin Auctions