Cheapest priced copy (Dominaria Remastered): $0.35 at Card Kingdom, near mint, their price list as of .
Spark Spray 
Instant · Common · Scourge · #105
Spark Spray deals 1 damage to any target.
Cycling {R} ({R}, Discard this card: Draw a card.)
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
2 printings · $0.35 to $1.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria Remastered | 141 | Common | $0.35 | $0.49 |
| Scourge | 105 | Common | $0.35 | $1.99 |