As aforementioned, some cards can be worth thousands of dollars nowadays, while others are just run-of-the-mill
There's a lot more that could be said, but the main thing is a lot of cards need context to be properly evaluated
It doesn't copy whether that token is tapped or untapped, whether it has any counters on it or any Auras and Equipment attached to it, or any non-copy effects that have changed its power, toughness, types, color, or so on
While the game does a decent job guiding new players and gives players a great card pool when starting out it never hurts to brush up on one's options
Limited: 7.0 Constructed: 10.0 Fen Hauler If you're going to have more than a few artifacts in your deck, incidentally or otherwise, then Fen Hauler is a great top-end, providing a cheap slab of beef to beat face with