Cheapest priced copy (Mirage): $0.35 at Card Kingdom, near mint, their price list as of .
Thirst 
Enchantment — Aura · Common · Mirage · #99
Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
At the beginning of your upkeep, sacrifice this Aura unless you pay {U}.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirage | 99 | Common | $0.35 | — |