Cheapest priced copy (Gatecrash): $0.59 at Card Kingdom, near mint, their price list as of .
Realmwright 
Creature — Vedalken Wizard · 1/1 · Rare · Gatecrash · #45
As this creature enters, choose a basic land type.
Lands you control are the chosen type in addition to their other types.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.49 to $0.59 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Gatecrash | 45 | Rare | $0.59 | $0.49 |
2 rulings from Wizards of the Coast
- 24 January 2013Lands you control will have the ability to tap for the color of mana corresponding to the chosen type. They’ll also retain any other abilities they have.
- 24 January 2013The basic land types are Plains, Island, Swamp, Mountain, and Forest. Other land types, like Gate, aren’t basic lands types.