It gives you some very helpful cost reduction, and it adds a slight overrun effect when it attacks, and you can even use it at the front of a Pauper Commander deck
A normal draft has 8 players, each with 3 packs of cards, and each of those packs containing 15 playable cards (in other words, 8 x 3 x 15 = 360)
The "draw three" was dialed down to a "scry 3 and draw a card," and the evoke cost went down as the spell is weaker
I had two but sold one about 15 years ago
This deck features 20+ counterspell spells (instants), and in addition a number of your creatures add additional counter abilities, such as Voidmage Prodigy, which can turn each of your wizards into a counterspell
Other times, its just going to be a much-needed boost in power