Cheapest priced copy (Time Spiral): $0.35 at Card Kingdom, near mint, their price list as of .
Durkwood Tracker 
Creature — Giant · 4/3 · Uncommon · Time Spiral · #194
{1}{G}, {T}: If this creature is on the battlefield, it deals damage equal to its power to target attacking creature. That creature deals damage equal to its power to this creature.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Time Spiral | 194 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 25 September 2006If Durkwood Tracker has left the battlefield before the ability resolves, the ability doesn’t do anything. If the targeted creature has left the battlefield before the ability resolves, the ability doesn’t resolve.