Warden of the East

Trample
Whenever the Warden deals combat damage to a player, you may search your library for a basic
land card, put it onto the battlefield tapped, then shuffle your library.
{2}{r}{g}: The Warden gets +X/+X until end of
turn, where X is the number of lands you control.
He grew his beard to honor his homeland. Now he
grows his power by harnessing the land's energy.