Cheapest priced copy (Guildpact): $0.69 at Card Kingdom, near mint, their price list as of .
Earth Surge 
Enchantment · Rare · Guildpact · #84
Each land gets +2/+2 as long as it's a creature.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.69 to $6.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Guildpact | 84 | Rare | $0.69 | $6.99 |
One ruling from Wizards of the Coast
- 1 February 2006Earth Surge gives the bonus to each permanent that has both the "land" and "creature" types. It doesn't turn lands into creatures.