Xizrekoch, devourer of lands

Ward - sacrifice a land
At the beginning of your upkeep sacrifice a land
or sacrifice Xizrekoch.
Whenever a non-basic land enters a graveyard
from play its controller may search their deck for
a basic land and put it onto the battlefield tapped.
Whenever a basic land enters a
graveyard from play its controller may
create an x/x green wurm with trample
where x is equal to the number lands in
your graveyard.