Flash Mold Earth — Whenever one or more lands enter the battlefield under an opponent's control without being played, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle. Do this only once each turn.
NM-Mint - $4.10
Lightly Played - $3.70
Moderately Played - $3.30
Heavily Played - $2.90
Damaged - $2.10
NM-Mint Non English - $4.10
Lightly Played Non English - $3.70
Moderately Played Non English - $3.30
Heavily Played Non English - $2.90
Damaged Non English - $2.10