Cheapest priced copy (Fourth Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Gaseous Form 
Enchantment — Aura · Common · Fourth Edition Foreign Black Border · #74
Enchant creature
Prevent all combat damage that would be dealt to and dealt by enchanted creature.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
10 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fourth Edition Foreign Black Border | 74 | Common | — | — |
| Fourth Edition | 74 | Common | $0.35 | — |
| Fifth Edition | 90 | Common | $0.35 | — |
| Classic Sixth Edition | 71 | Common | $0.35 | — |
| Beatdown Box Set | 8 | Common | $0.35 | — |
| Eternal Masters | 51 | Common | $0.35 | $0.49 |
| Legends | 59 | Common | $0.39 | — |
| The List | EMA-51 | Common | $0.35 | — |
| Renaissance | 32 | Common | — | — |
| Tempest | 65 | Common | $0.35 | — |
One ruling from Wizards of the Coast
- 8 June 2016The enchanted creature can still attack and block.