Cheapest priced copy (Ninth Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Sage Aven 
Creature — Bird Wizard · 1/3 · Common · Onslaught · #111
Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, look at the top four cards of your library, then put them back in any order.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
3 printings · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ninth Edition | 95 | Common | $0.35 | — |
| Ninth Edition | 95★ | Common | — | $0.49 |
| Onslaught | 111 | Common | $0.35 | $0.79 |