This spell can't be countered. You may have Altered Ego enter the battlefield as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it.
Near Mint - $500
Lightly Played - $400
Moderately Played - $300
Heavily Played - $300
Damaged - $300
Near Mint Spanish - $500
Lightly Played Spanish - $400
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $300
Foil Prices
Near Mint Foil - $2.400
Lightly Played Foil - $1.900
Moderately Played Foil - $1.700
Heavily Played Foil - $1.500
Damaged Foil - $1.200
Near Mint Foil Spanish - $2.400
Lightly Played Foil Spanish - $1.900
Moderately Played Foil Spanish - $1.700
Heavily Played Foil Spanish - $1.500
Damaged Foil Spanish - $1.200