It doesnt copy whether that creature is tapped or untapped, whether it has any counters on it or Auras and Equipment attached to it, or any non-copy effects that have changed its power, toughness, types, color, and so on
The second one is the better of the two in a deck full with those mechanics
You can only do this once, so if you lose, you can only get the promotional card from the Challenge Cup After you have defeated your third club, then the Challenge Cup will open
Japanese cards are often cheaper in Japan but can become more expensive overseas due to exclusivity, demand and shipping
This is important because it allows you to play Startling Megaphone to counter Garbodor, which in turn allows you to carry out your strategy of Fairy Transfer and Max Potion
The stained-glass legends are also found in a textured foil treatment