Cheapest priced copy (Battle for Zendikar): $0.35 at Card Kingdom, near mint, their price list as of .
Tightening Coils 
Enchantment — Aura · Common · Battle for Zendikar · #86
Enchant creature
Enchanted creature gets -6/-0 and loses flying.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Battle for Zendikar | 86 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 25 August 2015If an effect gives the enchanted creature flying after Tightening Coils became attached to it, the creature will have flying.