Cheapest priced copy (Urza's Legacy): $0.35 at Card Kingdom, near mint, their price list as of .
Fog of Gnats 
Creature — Insect · 1/1 · Common · Urza's Legacy · #53
Flying
{B}: Regenerate this creature.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.35 to $3.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Urza's Legacy | 53 | Common | $0.35 | $3.49 |