Cheapest priced copy (Coldsnap): $0.35 at Card Kingdom, near mint, their price list as of .
Ronom Serpent 
Snow Creature — Serpent · 5/6 · Common · Coldsnap · #45
This creature can't attack unless defending player controls a snow land.
When you control no snow lands, sacrifice this creature.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Coldsnap | 45 | Common | $0.35 | $1.49 |