It saves Frodo, thus saving the day/night/whatever weird time it is when Mount Doom is all explody
Blue just has way too much control over the game when you use soft removal effects against it and they will usually be able to punish you for it
2020-09-25 Ancient Greenwardens third ability affects a lands own enters-the-battlefield triggered abilities as well as other triggered abilities that trigger when that land enters the battlefield, such as landfall abilities
If you want to get political, you can aim the original copy at something beneficial for its controller to return to hand, then they can thank you by sending a copy at something problematic for both of you
There are plenty of options out there ( winkwink ), from Challenger Decks to Commander and Brawl Decks to starter decks specifically made for new players
A mature and accessible market -- The TCG market is valued at $7.8 billion and continues to grow at 7.9% per year