Cheapest priced copy (Lorwyn): $0.59 at Card Kingdom, near mint, their price list as of .
Harpoon Sniper 
Creature — Merfolk Archer · 2/2 · Uncommon · Lorwyn · #19
{W}, {T}: This creature deals X damage to target attacking or blocking creature, where X is the number of Merfolk you control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.59 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Lorwyn | 19 | Uncommon | $0.59 | $0.79 |