You may cast colorless spells and artifact spells as though they had flash.
Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1/+1 counter on Liberator.
NM-Mint - $4.60
Lightly Played - $4.30
Moderately Played - $4.10
Heavily Played - $3.70
Damaged - $3.00
NM-Mint Non English - $4.60
Lightly Played Non English - $4.30
Moderately Played Non English - $4.10
Heavily Played Non English - $3.70
Damaged Non English - $3.00
Foil Prices
NM-Mint Foil - $4.30
Lightly Played Foil - $4.10
Moderately Played Foil - $3.90
Heavily Played Foil - $3.50
Damaged Foil - $2.80
NM-Mint Foil Non English - $4.30
Lightly Played Foil Non English - $4.10
Moderately Played Foil Non English - $3.90
Heavily Played Foil Non English - $3.50
Damaged Foil Non English - $2.80