Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.
NM-Mint - $4.10
Lightly Played - $3.70
Moderately Played - $3.30
Heavily Played - $2.90
Damaged - $2.10
NM-Mint Non English - $4.10
Lightly Played Non English - $3.70
Moderately Played Non English - $3.30
Heavily Played Non English - $2.90
Damaged Non English - $2.10
Foil Prices
NM-Mint Foil - $6.70
Lightly Played Foil - $6.00
Moderately Played Foil - $5.30
Heavily Played Foil - $4.70
Damaged Foil - $3.40
NM-Mint Foil Non English - $6.70
Lightly Played Foil Non English - $6.00
Moderately Played Foil Non English - $5.30
Heavily Played Foil Non English - $4.70
Damaged Foil Non English - $3.40