Cheapest priced copy (Adventures in the Forgotten Realms): $0.35 at Card Kingdom, near mint, their price list as of .
Owlbear 
Creature — Bird Bear · 4/4 · Common · Adventures in the Forgotten Realms · #331
Trample
Keen Senses — When this creature enters, draw a card.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Adventures in the Forgotten Realms | 198 | Common | $0.49 | $0.49 |
| Adventures in the Forgotten Realms | 331 | Common | $0.35 | $0.49 |