Carpet of Flowers

Enchantment - (uncommon)

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.

Price

cardmarket 3.55

cardkingdom 3.99

cardsphere 3.9

manapool 3.66

tcgplayer 3.52