Even if the set saw a price increase of 10% or 15% across the board, it would still just put the box near the break-even point, and expecting a 30% increase to get the expected value up near $110 is probably not reasonable, since the current prices don't look extremely far-fetched (like they did with Dragons of Tarkir , for example)
Or, make your card out of good old-fashioned pen and paper
It is also a damage dealing effect making it a cute tool to pair with things like Keen Sense and Snake Umbra
Since many of these abilities make the animated land into 0/0s with +1/+1 counters, cards like Hardened Scales, Shalai and Hallar, and Kami of Whispered Hopes that synergize with the counters can play well with these cards
Try out "Tutorial Mode" to get a handle on the basic rules of the game, and then start playing for yourself in "Free Battle Mode"
However you dice it up, this Claw is a dragons best friend