Cheapest priced copy (Modern Masters 2017): $0.35 at Card Kingdom, near mint, their price list as of .
Traitorous Instinct 
Sorcery · Common · Modern Masters 2017 · #114
Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gets +2/+0 and gains haste.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Modern Masters 2017 | 114 | Common | $0.35 | $0.49 |
| Rise of the Eldrazi | 168 | Uncommon | $0.35 | $0.49 |
| Return to Ravnica | 109 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 15 June 2010You may target a creature you already control. You may target a creature that’s already untapped.