The most common argument is usually that black borders are better than white borders both aesthetically and in terms of not showing wear and dirt
If the collector number starts with an SH, then the card is considered a Shining Pokmon. The artwork for this card is different than the standard version, and the card is also a reverse holographic card
Tool Cards are Trainers which you can attach to your Pokemon to power them up, providing additional effects
In such decks this could start to be pretty good as an ongoing source of value
Elesh Norn, Mother of Machines is a five-mana White 4/7 with vigilance, because youve gotta have vigilance to be a White legendary creature now
But I do believe what we did with it is fairly new, which is the idea that only some cards can be used as Ink It adds a level of variance that's important to trading card games