Wilfred

At the beginning of your upkeep, Wilfred
explores.
Whenever one or more +1/+1 counters are put
on Wilfred, create a colourless Map artifact token
with {3}, {t}, Sacrifice this artifact: Search your
library for a basic land card and put it onto the battlefield tapped.
{2}{g}, {t}: Wilfred deals damage equal to his
power to target creature.