Cheapest priced copy (Chronicles): $0.69 at Card Kingdom, near mint, their price list as of .
Triassic Egg 
Artifact · Rare · Legends · #297
{3}, {T}: Put a hatchling counter on this artifact.
Sacrifice this artifact: Choose one. Activate only if there are two or more hatchling counters on this artifact.
• You may put a creature card from your hand onto the battlefield.
• Return target creature card from your graveyard to the battlefield.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
3 printings · $0.69 to $7.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Chronicles Foreign Black Border | 110 | Rare | — | — |
| Chronicles | 110 | Rare | $0.69 | — |
| Legends | 297 | Rare | $7.99 | — |
One ruling from Wizards of the Coast
- 4 October 2004You can use the sacrifice ability even if it is tapped.