Cheapest priced copy (Wilds of Eldraine): $0.99 at Card Kingdom, near mint, their price list as of .
The Irencrag 
Legendary Artifact · Rare · Wilds of Eldraine · #248
{T}: Add {C}.
Whenever a legendary creature you control enters, you may have The Irencrag become a legendary Equipment artifact named Everflame, Heroes' Legacy. If you do, it gains equip {3} and "Equipped creature gets +3/+3" and loses all other abilities.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
4 printings · $0.99 to $3.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Wilds of Eldraine Promos | 248p | Rare | $3.99 | $2.99 |
| Wilds of Eldraine Promos | 248s | Rare | — | $3.99 |
| Wilds of Eldraine | 248 | Rare | $0.99 | $1.99 |
| Wilds of Eldraine | 368 | Rare | $2.29 | $3.49 |
One ruling from Wizards of the Coast
- 1 September 2023The Irencrag's last ability lasts indefinitely.