Germinate

Cleave {1}{g}{w} (You may cast this spell for its cleave
cost. If you do, remove the text in square brackets.)
[Choose one —]
• If an opponent controls more lands than you,
search your library for a basic land card, put it
onto the battlefield tapped, then shuffle.
• Each land you control that entered the
battlefield this turn becomes a 2/2 Elemental
creature that's still a land.