Cheapest priced copy (Dominaria United): $0.35 at Card Kingdom, near mint, their price list as of .
Gibbering Barricade 
Creature — Nightmare Wall · 2/4 · Common · Dominaria United · #95
Defender
{2}{B}, Sacrifice a creature: You gain 1 life and draw a card.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria United | 95 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 9 September 2022You may sacrifice Gibbering Barricade to its own ability.