Cheapest priced copy (Fate Reforged): $0.35 at Card Kingdom, near mint, their price list as of .
Rakshasa's Disdain 
Instant · Common · Fate Reforged · #45
Counter target spell unless its controller pays {1} for each card in your graveyard.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fate Reforged | 45 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 24 November 2014Count the number of cards in your graveyard as Rakshasa’s Disdain resolves to determine how much mana the controller of the target spell must pay to avoid the spell being countered. Rakshasa’s Disdain is still on the stack at this time and won’t count toward this number.