Cheapest priced copy (Dragon's Maze): $0.35 at Card Kingdom, near mint, their price list as of .
Warped Physique 
Instant · Uncommon · Dragon's Maze · #117
Target creature gets +X/-X until end of turn, where X is the number of cards in your hand.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dragon's Maze | 117 | Uncommon | $0.35 | $0.49 |
| GRN Guild Kit | 21 | Uncommon | $0.35 | — |
2 rulings from Wizards of the Coast
- 15 April 2013Once Warped Physique resolves, the effect won’t change if the number of cards in your hand changes.
- 15 April 2013Use the number of cards in your hand as Warped Physique resolves to determine the value of X. Warped Physique won’t be in your hand at that time.