Cheapest priced copy (Lorwyn): $0.35 at Card Kingdom, near mint, their price list as of .
Goatnapper 
Creature — Goblin Rogue · 2/2 · Uncommon · Lorwyn · #172
When this creature enters, untap target Goat and gain control of it until end of turn. It gains haste until end of turn.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.35 to $0.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Lorwyn | 172 | Uncommon | $0.35 | $0.79 |
One ruling from Wizards of the Coast
- 1 October 2007Yes, target Goat. Goat is a creature type. Keep in mind that each permanent with changeling is a Goat, as is any permanent affected by a spell or ability that gives it every creature type.