Cheapest priced copy (Dominaria United Commander): $0.35 at Card Kingdom, near mint, their price list as of .
Hero's Downfall 
Instant · Uncommon · The List · #VOW-120
Destroy target creature or planeswalker.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
9 printings · $0.35 to $3.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fate Reforged Clash Pack | 2 | Rare | — | $0.49 |
| Innistrad: Double Feature | 387 | Uncommon | $0.69 | $2.49 |
| Dominaria United Commander | 112 | Uncommon | $0.35 | — |
| Foundations | 175 | Uncommon | $0.35 | $0.49 |
| Foundations | 319 | Uncommon | $0.79 | $0.49 |
| The List | VOW-120 | Uncommon | $0.35 | — |
| Secret Lair Drop | 312 | Rare | $2.99 | $3.49 |
| Theros | 90 | Rare | $0.49 | $0.79 |
| Innistrad: Crimson Vow | 120 | Uncommon | $0.35 | $0.49 |