Cheapest priced copy (Theros Beyond Death Promos): $0.49 at Card Kingdom, near mint, their price list as of .
Aphemia, the Cacophony 
Legendary Enchantment Creature — Harpy · 2/1 · Rare · Theros Beyond Death · #84
Flying
At the beginning of your end step, you may exile an enchantment card from your graveyard. If you do, create a 2/2 black Zombie creature token.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
4 printings · $0.49 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Theros Beyond Death Promos | 84p | Rare | $0.49 | $0.79 |
| Theros Beyond Death Promos | 84s | Rare | — | $0.59 |
| Theros Beyond Death | 84 | Rare | $0.49 | $0.49 |
| Theros Beyond Death | 311 | Rare | $0.69 | $0.99 |
2 rulings from Wizards of the Coast
- 24 January 2020You choose whether to exile an enchantment card and which one to exile while Aphemia’s triggered ability is resolving. If Aphemia dies in response to its own triggered ability, it could be the card you exile.
- 24 January 2020While resolving Aphemia’s triggered ability, you can’t exile more than one enchantment card to get more than one Zombie token.