Cheapest priced copy (Modern Horizons 2): $0.35 at Card Kingdom, near mint, their price list as of .
Gilt-Blade Prowler 
Creature — Human Rogue · 2/3 · Common · Modern Horizons 2 · #86
{1}, {T}, Pay 1 life: Draw a card. Activate only if you've discarded a card this turn.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Modern Horizons 2 | 86 | Common | $0.35 | $0.49 |