Cheapest priced copy (Ikoria: Lair of Behemoths): $0.49 at Card Kingdom, near mint, their price list as of .
Everquill Phoenix 
Creature — Phoenix · 4/4 · Rare · Ikoria: Lair of Behemoths · #114
Mutate {3}{R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying
Whenever this creature mutates, create a red artifact token named Feather with "{1}, Sacrifice this token: Return target Phoenix card from your graveyard to the battlefield tapped."
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
6 printings · $0.49 to $5.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ikoria: Lair of Behemoths | 114 | Rare | $0.49 | $0.49 |
| Ikoria: Lair of Behemoths | 292 | Rare | $0.49 | $1.99 |
| Ikoria: Lair of Behemoths (Destoroyah, Perfect Lifeform) | 374 | Rare | $4.99 | $5.99 |
| March of the Machine Commander | 275 | Rare | $0.49 | — |
| Ikoria: Lair of Behemoths Promos | 114p | Rare | $0.49 | $0.79 |
| Ikoria: Lair of Behemoths Promos | 114s | Rare | — | $0.79 |