Its a standard kind of spell that can also be played as a land in a pinch
However, its likely that this card will be less popular overtime
You generally want to draw a card this frequently for one of two reasons: either the card is necessary for the fundamental functioning of the archetype, or the card is good to draw at every single point in the game
Originally, Walls were the only creatures that couldnt attack
While Kari Zev wasnt an incredible card in terms of power level, it put in solid work here and there, and when it did people saw, and loved, Ragavan
Thats much more useful in your average game than copying enchantments, but it also has a less exciting ceiling