Cheapest priced copy (Fate Reforged): $0.35 at Card Kingdom, near mint, their price list as of .
Ugin's Construct 
Artifact Creature — Construct · 4/5 · Uncommon · Fate Reforged · #164
When this creature enters, sacrifice a permanent that's one or more colors.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.35 to $0.69 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fate Reforged | 164 | Uncommon | $0.35 | $0.49 |
| Ugin's Fate | 164 | Uncommon | $0.69 | — |
One ruling from Wizards of the Coast
- 24 November 2014If you control only colorless permanents as the ability resolves (for example, basic lands and face-down permanents), you won’t sacrifice anything.