This limited distribution model is the single biggest factor in the set's collectibility
In the case of Old Text : When Druid of the Emerald Grove enters the battlefield, search your library for up to two basic land cards and reveal them, then roll a d20
In other words, the more you fuel Charizard with Fire Energy, the bigger the boom and unlike past cards with similar effects, theres no damage cap on this attack
This is incredibly strong since it negates the monsters effect and destroys it, which prevents your opponent from using it as a Link material
Text on cards from the first set now feel even stronger as they have more to interact with, including abilities that specifically call out card types such as Princess, Queen or, in Mickeys case, Magic Brooms
Then draw a card if you have the city's blessing