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 - $1.500
Lightly Played - $1.200
Moderately Played - $1.100
Heavily Played - $900
Damaged - $800
Near Mint Spanish - $1.500
Lightly Played Spanish - $1.200
Moderately Played Spanish - $1.100
Heavily Played Spanish - $900
Damaged Spanish - $800
Foil Prices
Near Mint Foil - $4.600
Lightly Played Foil - $3.700
Moderately Played Foil - $3.200
Heavily Played Foil - $2.800
Damaged Foil - $2.300
Near Mint Foil Spanish - $4.600
Lightly Played Foil Spanish - $3.700
Moderately Played Foil Spanish - $3.200
Heavily Played Foil Spanish - $2.800
Damaged Foil Spanish - $2.300