When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn.
For the right price, he'll unlock your path to the throne.
Near Mint - $1.80
Lightly Played - $1.50
Moderately Played - $1.30
Heavily Played - $1.10
Damaged - $0.90
Near Mint Spanish - $1.80
Lightly Played Spanish - $1.50
Moderately Played Spanish - $1.30
Heavily Played Spanish - $1.10
Damaged Spanish - $0.90
Foil Prices
Near Mint Foil - $4.00
Lightly Played Foil - $3.20
Moderately Played Foil - $2.80
Heavily Played Foil - $2.40
Damaged Foil - $2.00
Near Mint Foil Spanish - $4.00
Lightly Played Foil Spanish - $3.20
Moderately Played Foil Spanish - $2.80
Heavily Played Foil Spanish - $2.40
Damaged Foil Spanish - $2.00