Highpeak Miner

{1}{r}, {t}: Destroy target nonbasic land. Its controller creates a Treasure token. (It's an
artifact with "{t}, Sacrifice this artifact: Add one
mana of any color.")
Whenver a land card is put into a graveyard from
the battlefield, its controller may search their
library for a basic land card and put that card
onto the battlefield tapped. Then that player
shuffles their library.