Totum, Adept Adventurer

When Totum enters the battlefield, search your library for a land card and put it onto the battlefield, then shuffle your library.
{w}{u}{b}{r}{g}, {t}: Transform Totum. Only use basic lands to activate this ability.
"I've seen all of this land and still have so much of my life to come. There must be more to see in this world..."
-Totum's Guide to the Pumin Wilds