Cheapest priced copy (Urza's Destiny): $47.99 at Card Kingdom, near mint, their price list as of .
Treachery 
Enchantment — Aura · Rare · Urza's Destiny · #50
Enchant creature
When this Aura enters, untap up to five lands.
You control enchanted creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $47.99 to $599.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Urza's Destiny | 50 | Rare | $47.99 | $599.99 |
2 rulings from Wizards of the Coast
- 4 October 2004You can untap 0 to 5 lands.
- 8 December 2022You choose which lands to untap as the triggered ability resolves. They aren't targeted, and they don't have to be lands that you control.