Cheapest priced copy (Dominaria United Commander): $0.79 at Card Kingdom, near mint, their price list as of .
Obsidian Obelisk 
Artifact · Rare · Dominaria United Commander · #94
This artifact enters tapped.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a multicolored spell.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.79 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria United Commander | 18 | Rare | $0.99 | — |
| Dominaria United Commander | 94 | Rare | $0.79 | — |