Cheapest priced copy (Jumpstart 2022): $0.35 at Card Kingdom, near mint, their price list as of .
Vault Robber 
Creature — Dwarf Rogue · 1/3 · Common · Kaldheim · #158
{1}, {T}, Exile a creature card from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Jumpstart 2022 | 617 | Common | $0.35 | — |
| Kaldheim | 158 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 5 February 2021Once you announce that you’re activating the activated ability, no player may take actions until the ability has been paid for. Notably, opponents can’t try to remove one of your creature cards to stop you from exiling it.