Cheapest priced copy (Weatherlight): $0.79 at Card Kingdom, near mint, their price list as of .
Aether Flash 
Enchantment · Uncommon · Weatherlight · #88
Whenever a creature enters, this enchantment deals 2 damage to it.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $0.79 to $69.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Classic Sixth Edition | 163 | Uncommon | $1.29 | — |
| Seventh Edition | 172 | Uncommon | $1.29 | — |
| Seventh Edition | 172★ | Uncommon | — | $69.99 |
| Weatherlight | 88 | Uncommon | $0.79 | — |
One ruling from Wizards of the Coast
- 4 October 2004This is not a targeted ability, so it deals damage to creatures that can’t be targeted by spells and abilities.