Cheapest priced copy (Gatecrash): $0.35 at Card Kingdom, near mint, their price list as of .
Verdant Haven 
Enchantment — Aura · Common · Magic 2014 · #199
Enchant land
When this Aura enters, you gain 2 life.
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Gatecrash | 138 | Common | $0.35 | $0.49 |
| Magic 2014 | 199 | Common | $0.35 | $0.49 |
| Magic 2015 | 206 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 18 July 2014If the land targeted by Verdant Haven is an illegal target when Verdan Haven tries to resolve, Verdant Haven won't resolve. It won't enter the battlefield and its enters-the-battlefield ability won't trigger.