When Forerunner of the Heralds enters the battlefield, you may search your library for a Merfolk card, reveal it, then shuffle your library and put that card on top of it. Whenever another Merfolk enters the battlefield under your control, put a +1/+1 counter on Forerunner of the Heralds.
Near Mint - $0.20
Lightly Played - $0.20
Moderately Played - $0.10
Heavily Played - $0.10
Damaged - $0.10
Near Mint Spanish - $0.20
Lightly Played Spanish - $0.20
Moderately Played Spanish - $0.10
Heavily Played Spanish - $0.10
Damaged Spanish - $0.10
Foil Prices
Near Mint Foil - $3.20
Lightly Played Foil - $2.50
Moderately Played Foil - $2.20
Heavily Played Foil - $1.90
Damaged Foil - $1.60
Near Mint Foil Spanish - $3.20
Lightly Played Foil Spanish - $2.50
Moderately Played Foil Spanish - $2.20
Heavily Played Foil Spanish - $1.90
Damaged Foil Spanish - $1.60