Cheapest priced copy (Foundations Commander): $0.35 at Card Kingdom, near mint, their price list as of .
Eternal Taskmaster 
Creature — Zombie · 2/3 · Uncommon · War of the Spark · #90
This creature enters tapped.
Whenever this creature attacks, you may pay {2}{B}. If you do, return target creature card from your graveyard to your hand.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
4 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Foundations Commander | 98 | Uncommon | $0.35 | — |
| Foundations Jumpstart | 117 | Uncommon | $0.35 | — |
| Jumpstart | 228 | Uncommon | $0.35 | — |
| War of the Spark | 90 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 3 May 2019You can't pay {2}{B} more than once each time Eternal Taskmaster's ability resolves.