These are persistent across expansions and pack types , so you'll accumulate them over time no matter which packs you're opening
Given this card's age, it will be more difficult to find it in high-quality condition when compared to some of the newer cards mentioned above
His clients have included Penguin Books, Nick Jr., Bento Box, Skippy Peanut Butter, Utah Film Commission, LDS Motion Pictures Studio, Allstate Insurance and DR Pinball
TCG even has them, so the price can carry over
Online I see: Perhaps the most obvious way to tell is if your card is shadowless is if the bottom of the card says "1995, 96, 98, 99 Nintendo Creatures...." If the card has the year "99" at the bottom, then it is shadowless
No, its not from an Un-set or Secret Lair, its from Ikoria: Lair of Behemoths