As mentioned earlier, this near-mythical (the actual word, not as in Mythical Pokmon) status of the original 151 has only grown with time
Two-Star Cards These are more common than the previous categories, but they are still difficult to draw, with each pack having a 0.500% chance of carrying any Two-Star card in the fourth card slot and 2% in the fifth slot, which includes Full Art Trainer cards and two different arts of certain Pokemon
A Giant Starter Pok Plush There are a few of these giant 20-inch plush Pokmon Squishmallows on sale, but I'm partial to Rowlet since he was my starter
While they were grouped by types (the order of which would change over time), there were no set numbers to represent this externally
Skittering Cicada Giving all your creatures flash is such a cool ability, like with Vedalken Orrery
Pokemon Card 151 (sv2a) is a Japan-exclusive powerhouse