Cheapest priced copy (Shadowmoor): $0.35 at Card Kingdom, near mint, their price list as of .
Ember Gale 
Sorcery · Common · Shadowmoor · #91
Creatures target player controls can't block this turn. Ember Gale deals 1 damage to each white and/or blue creature that player controls.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Shadowmoor | 91 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 1 May 2008Ember Gale will deal damage only to white and/or blue creatures the targeted player controls at the time it resolves. However, it will prevent all creatures that player controls from blocking that turn, even if those creatures enter later.