Cheapest priced copy (Nemesis): $0.49 at Card Kingdom, near mint, their price list as of .
Pale Moon 
Instant · Rare · Nemesis · #36
Until end of turn, if a player taps a nonbasic land for mana, it produces colorless mana instead of any other type.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.49 to $11.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Nemesis | 36 | Rare | $0.49 | $11.99 |
One ruling from Wizards of the Coast
- 4 October 2004The ability does not change the amount of mana produced, only the color.