Cheapest priced copy (Final Fantasy: Through the Ages): $2.99 at Card Kingdom, near mint, their price list as of .
Carpet of Flowers 
Enchantment · Uncommon · Urza's Saga · #240
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.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
8 printings · $2.99 to $29.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Final Fantasy: Through the Ages (Fal'Cie Paradise) | 44 | Rare | $2.99 | $29.99 |
| The List | USG-240 | Uncommon | $5.99 | — |
| Secret Lair Drop | 279 | Rare | $13.99 | $29.99 |
| Urza's Saga | 240 | Uncommon | $8.99 | — |
| Doctor Who | 229 | Rare | $3.49 | $6.99 |
| Doctor Who | 475 | Rare | $3.99 | $4.99 |
| Doctor Who | 820 | Rare | — | $6.99 |
| Doctor Who | 1066 | Rare | — | $6.99 |
2 rulings from Wizards of the Coast
- 4 October 2004The ability is not a mana ability.
- 4 October 2004You can target a different opponent each turn.