At the beginning of combat on your turn, put a number of +1/+1 counters equal to Maester Seymour's power on another target creature you control. {3}{G}{G}: Monstrosity X, where X is the number of counters among creatures you control. (If this creature isn't monstrous, put X+1/+1 counters on it and it becomes monstrous.)
Near Mint - $400
Lightly Played - $400
Moderately Played - $300
Heavily Played - $300
Damaged - $200
Near Mint Spanish - $400
Lightly Played Spanish - $400
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $200
Foil Prices
Near Mint Foil - $4.500
Lightly Played Foil - $3.600
Moderately Played Foil - $3.200
Heavily Played Foil - $2.700
Damaged Foil - $2.300
Near Mint Foil Spanish - $4.500
Lightly Played Foil Spanish - $3.600
Moderately Played Foil Spanish - $3.200
Heavily Played Foil Spanish - $2.700
Damaged Foil Spanish - $2.300