Cheapest priced copy (Planar Chaos): $0.49 at Card Kingdom, near mint, their price list as of .
Voidstone Gargoyle 
Creature — Gargoyle · 3/3 · Rare · Planar Chaos · #21
Flying
As this creature enters, choose a nonland card name.
Spells with the chosen name can't be cast.
Activated abilities of sources with the chosen name can't be activated.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.49 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Planar Chaos | 21 | Rare | $0.49 | $0.99 |
5 rulings from Wizards of the Coast
- 1 February 2007The named card can be cast face down.
- 1 February 2007You can name either half of a split card, but not both. If you do so, that half (and both halves, if the split card has fuse) can’t be cast. The other half is unaffected.
- 1 February 2007Voidstone Gargoyle stops activated abilities that are mana abilities from being activated, unlike Pithing Needle.
- 15 July 2007Activated abilities of copies of a spell with that name (such as Lightning Storm) cannot be activated.
- 8 June 2016Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keywords are activated abilities and will have colons in their reminder text.