You do it from hand, so its not as telegraphed as, say, Blast Zone, and its much harder to interact with an activated ability than a Nature's Claim
The games depth, storylines, and varied expansions have created a huge secondary market
There're some options for finding lands in other colors that are great for blinking as well
It encourages players to play Wizards, Fighters, Rogues, and Clerics, but also asks them to play them in equal proportion, which prevents them from hitting the required density for most tribal effects
Haven of the Spirit Dragon works for any color dragon deck, and Cinder Glade benefits from having basic land types to work in conjunction with Game Trail
By framing the decks strategy around those two abilities youll strike a balance between swinging in and gaining life or digging through your deck and generating mana