Cheapest priced copy (Guildpact): $0.35 at Card Kingdom, near mint, their price list as of .
Restless Bones 
Creature — Skeleton · 1/1 · Common · Guildpact · #58
{3}{B}, {T}: Target creature gains swampwalk until end of turn. (It can't be blocked as long as defending player controls a Swamp.)
{1}{B}: Regenerate this creature.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Guildpact | 58 | Common | $0.35 | $0.49 |