Cheapest priced copy (The List): $0.49 at Card Kingdom, near mint, their price list as of .
Thermopod 
Snow Creature — Slug · 4/3 · Common · Coldsnap · #100
{S}: This creature gains haste until end of turn. ({S} can be paid with one mana from a snow source.)
Sacrifice a creature: Add {R}.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer