Famished Worldsire (EOE 182)

Creature — Leviathan • Mana cost: {5}{G}{G}{G} • Edge of Eternities • Mythic

Ward {3}
Devour land 3 (As this creature enters, you may sacrifice any number of lands. It enters with three times that many +1/+1 counters on it.)
When this creature enters, look at the top X cards of your library, where X is this creature's power. Put any number of land cards from among them onto the battlefield tapped, then shuffle.

Illustrated by Kev Walker.