the former earn you coins you can then use on boosters, while the latter can be used to create or clone cards to fill a deck rather than chancing it with booster packs
You'd get the most value out of its trigger in a Storm deck like Kykar, Wind's Fury, but generally speaking, those decks will put out more damage faster with a Guttersnipe instead
With the popularity of the Pokmon franchise, it is unfortunately quite common to see individuals and companies trying to make a quick buck off of unwary Pokmon collectors
When I was giving the test, there was a lot of: What did I give card X
Youll usually have ample mana to work with too, so whats 1 more when casting a tutor, killing a creature, or putting one of your own out onto the battlefield