When Boreas Charger leaves the battlefield, choose an opponent who controls more lands than you. Search your library for a number of Plains cards equal to the difference, reveal those cards, put one of them onto the battlefield tapped and the rest into your hand, then shuffle.
Near Mint - $0.30
Lightly Played - $0.30
Played - $0.20
Heavily Played - $0.20
Damaged - $0.20
Near Mint Non-English - $0.30
Lightly Played Non-English - $0.30
Played Non-English - $0.20
Heavily Played Non-English - $0.20
Damaged Non-English - $0.20