Cheapest priced copy (Ice Age): $0.99 at Card Kingdom, near mint, their price list as of .
Monsoon 
Enchantment · Rare · Ice Age · #298
At the beginning of each player's end step, tap all untapped Islands that player controls and this enchantment deals X damage to the player, where X is the number of Islands tapped this way.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ice Age | 298 | Rare | $0.99 | — |