At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.
NM-Mint - $8.80
Lightly Played - $8.00
Moderately Played - $7.10
Heavily Played - $6.20
Damaged - $4.40
NM-Mint Non English - $8.80
Lightly Played Non English - $8.00
Moderately Played Non English - $7.10
Heavily Played Non English - $6.20
Damaged Non English - $4.40