Corben, Attuned With Nature

Whenever Corben, Attuned With Nature enters
the battlefield you may search your library for a
land card, reveal it, and put it in into your hand.
If you do, shuffle your library.
Landfall —Whenever a land enters the battlefield
under your control, you may search your library
for a land card, reveal it, and put it into your
hand. Create a 1/1 green gnome druid creature
token.
"Nature is not a resource, it is a friend."