Huckleberry, Crop Scouter

When Huckleberry, Crop Scouter enters the battlefield, if an opponent controls more lands than you, search your library for a Plains card,
put it onto the battlefield, then shuffle your library.
{1}, {t}: Target land becomes the basic land type of your choice until end of turn.
Trio (You can have three commanders if all of them have trio. This counts as partner)