You can find a card’s official card text in the Gatherer card database at Gatherer.Wizards.com.
2022-10-07 • wotc
In most cases, the token will have all the usual copiable values of the card with the chosen name—that is, it will have its name, mana cost, types, abilities, power, toughness, and so on. However, if you can produce the actual card you’ve named, the token will also have that card’s art, watermarks, and flavor text.
2022-10-07 • wotc
If the card with the chosen name has {X} in its mana cost, {X} is 0.
2022-10-07 • wotc