Cheapest priced copy (Classic Sixth Edition): $3.99 at Card Kingdom, near mint, their price list as of .
Warmth 
Enchantment · Uncommon · Classic Sixth Edition · #52
Whenever an opponent casts a red spell, you gain 2 life.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $3.99 to $4.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Classic Sixth Edition | 52 | Uncommon | $3.99 | — |
| Tempest | 51 | Uncommon | $4.49 | — |
One ruling from Wizards of the Coast
- 4 October 2004It triggers on all opposing players.