Cheapest priced copy (Mercadian Masques): $0.35 at Card Kingdom, near mint, their price list as of .
Silverglade Elemental 
Creature — Elemental · 4/4 · Common · Planechase · #78
When this creature enters, you may search your library for a Forest card, put that card onto the battlefield, then shuffle.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
3 printings · $0.35 to $3.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Planechase | 78 | Common | $0.59 | — |
| Mercadian Masques | 269 | Common | $0.35 | $3.99 |
| The List | MMQ-269 | Common | $0.35 | — |
One ruling from Wizards of the Coast
- 4 October 2004Because the “search” requires you to find a card with certain characteristics, you don’t have to find the card if you don’t want to.