Cheapest priced copy (Innistrad Remastered): $0.49 at Card Kingdom, near mint, their price list as of .
Helvault 
Legendary Artifact · Mythic · The List · #DKA-151
{1}, {T}: Exile target creature you control.
{7}, {T}: Exile target creature you don't control.
When Helvault is put into a graveyard from the battlefield, return all cards exiled with it to the battlefield under their owners' control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
4 printings · $0.49 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dark Ascension | 151 | Mythic | $0.99 | $0.99 |
| Innistrad Remastered | 266 | Rare | $0.49 | $0.49 |
| The List | DKA-151 | Mythic | $0.99 | — |
| From the Vault: Lore | 6 | Mythic | — | $0.99 |
One ruling from Wizards of the Coast
- 22 January 2011Helvault’s first and third abilities are linked. Similarly, Helvault’s second and third abilities are linked. Only cards exiled as a result of Helvault’s first or second abilities will be returned to the battlefield by its third ability.