In a format defined by tempo, forcing your opponent to spend turn five replaying a tapland they played on turn one is absolutely devastating
It's a staple in any deck that has access to green because it's damn consistent
A veteran player knows that decisions related to scry are much more nuanced than that, but it can still be helpful to start from somewhere and then build intuition
Narod is a twist on Doran, the Siege Tower, which is just Doran spelled backward, and the test card is even printed over a copy of Doran which is a fun little bonus
Anyone who wants to introduce a friend to the game with a low-commitment, easy-to-learn product
If I peel back the onion, however, I can find a couple more reasons