Cheapest priced copy (Portal Three Kingdoms): $22.99 at Card Kingdom, near mint, their price list as of .
Rockslide Ambush 
Sorcery · Uncommon · Portal Three Kingdoms · #121
Rockslide Ambush deals damage to target creature equal to the number of Mountains you control.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $22.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Portal Three Kingdoms | 121 | Uncommon | $22.99 | — |