Cheapest priced copy (Time Spiral): $0.39 at Card Kingdom, near mint, their price list as of .
Detainment Spell 
Enchantment — Aura · Common · Time Spiral · #12
Enchant creature
Enchanted creature's activated abilities can't be activated.
{1}{W}: Attach this Aura to target creature.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
2 printings · $0.39 to $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Salvat 2005 | J32 | Common | — | — |
| Time Spiral | 12 | Common | $0.39 | $2.99 |
3 rulings from Wizards of the Coast
- 25 September 2006Responding to a creature's activated ability being activated by moving Detainment Spell onto that creature won't affect the ability that was just activated.
- 25 September 2006Detainment Spell prevents mana abilities of the enchanted creature from being activated.
- 25 September 2006Morph isn't an activated ability, so Detainment Spell doesn't prevent face-down creatures from being able to turn face up.