This is mostly because some expensive cards could be reprinted, which then allows players to get them at cheaper prices or increases their chances of pulling them from the new set
The third one is where things take a different turn, throughout the game, we have to active Asleep on one of the opponent's Pokemon at least once
Once you reach the phase of the game where you can afford to do multiple things per turn, you need card draw to ensure you keep having things to do (Circle of Power, Fight On!, Travel the Overworld) or at least cards which can be used multiple times (flashback spells, Ring of the Lucii, Shambling Cieth, Relentless X-ATM092)
Thats just a fancy way of saying if you click on a link and purchase something I get a little money (total score for me)
No Rarity Symbol Is a Different Concept from 1ED The earliest print run of the Japanese Base Set released in 1996 contains cards lacking the rarity symbol in the bottom-right corner, known as No Rarity Symbol, which CGC describes as cards originating from the very first printing