Cheapest priced copy (Fate Reforged): $0.35 at Card Kingdom, near mint, their price list as of .
Wild Slash 
Instant · Uncommon · Fate Reforged · #118
Ferocious — If you control a creature with power 4 or greater, damage can't be prevented this turn.
Wild Slash deals 2 damage to any target.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.35 to $2.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fate Reforged | 118 | Uncommon | $0.35 | $2.49 |
| Pioneer Challenger Decks 2021 | 8 | Uncommon | $0.35 | — |
2 rulings from Wizards of the Coast
- 24 November 2014Wild Slash's ferocious ability applies to all damage that would be dealt that turn, including the damage Wild Slash deals.
- 24 November 2014If you control a creature with power 4 or greater as Wild Slash resolves, the ferocious ability will apply. Damage dealt that turn can't be prevented, even if you no longer control a creature with power 4 or greater as that damage would be dealt.