Cheapest priced copy (Tenth Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Plague Beetle 
Creature — Insect · 1/1 · Common · Tenth Edition · #168
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
10 printings · $0.35 to $3.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tenth Edition | 168 | Common | $0.35 | — |
| Tenth Edition | 168★ | Common | — | $0.49 |
| Seventh Edition | 155 | Common | $0.35 | — |
| Seventh Edition | 155★ | Common | — | $3.99 |
| Eighth Edition | 154 | Common | $0.35 | — |
| Eighth Edition | 154★ | Common | — | $0.49 |
| Ninth Edition | 154 | Common | $0.35 | — |
| Ninth Edition | 154★ | Common | — | $0.49 |
| Salvat 2011 | 80 | Common | — | — |
| Urza's Legacy | 64 | Common | $0.35 | $0.79 |