When Goblin Matron enters the battlefield, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle your library.
Near Mint - $3.00
Near Mint Non-English - $3.00
Lightly Played - $2.75
Lightly Played Non-English - $2.75
Moderately Played - $2.25
Moderately Played Non-English - $2.25
Heavily Played - $1.75
Heavily Played Non-English - $1.75
Damaged - $1.50
Damaged Non-English - $1.50