Ashaya, Rage of Zendikar

Basiclandfall - You get an experience counter.
If you have 10 or more experience counters,
lands you control gain hexproof.
If you have 20 or more experience counters,
lands you control become 4/4 creatures with
menace. They're still lands.
{b/g}{t}: Destroy target nonbasicland. It's controller searches their library for a basic land card, put it
into the battlefield tapped and shuffles the
library afterwards.