As an additional cost to cast Harrow, sacrifice a land.
Search your library for up to two basic land cards and put them onto the battlefield. Then shuffle your library.
NM-Mint - $1.20
NM-Mint Non English - $1.20
Lightly Played - $1.10
Lightly Played Non English - $1.10
Moderately Played - $1.10
Moderately Played Non English - $1.10
Heavily Played - $1.00
Heavily Played Non English - $1.00
Damaged - $0.80
Damaged Non English - $0.80