Cheapest priced copy (Magic 2010): $0.35 at Card Kingdom, near mint, their price list as of .
Burst of Speed 
Sorcery · Common · Magic 2010 · #129
Creatures you control gain haste until end of turn. (They can attack and {T} even if they just came under your control.)
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Magic 2010 | 129 | Common | $0.35 | $1.49 |
One ruling from Wizards of the Coast
- 1 October 2009Burst of Speed affects only creatures you control at the time it resolves. It won’t affect creatures that come under your control later in the turn.