Cheapest priced copy (Born of the Gods): $0.35 at Card Kingdom, near mint, their price list as of .
Crypsis 
Instant · Common · Born of the Gods · #34
Target creature you control gains protection from creatures your opponents control until end of turn. Untap it.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Born of the Gods | 34 | Common | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 1 February 2014If another player gains control of the creature after Crypsis resolves, the creature will have protection from creatures controlled by opponents of its new controller.
- 1 February 2014Abilities of creature cards not on the battlefield owned by an opponent can’t target that creature, and damage those cards would deal to the creature is prevented.