Carpet of Flowers USG/240

Set: Urza's Saga
Collector Code: USG/240
Name: Carpet of Flowers
Type: Enchantment
Oracle text: 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.
Rarity: Uncommon