Herd Migration 
Sorcery
Domain — Create a 3/3 green Beast creature token for each basic land type among lands you control.
, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle. You gain 3 life.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL