Cavern Whisperer 
Creature — Nightmare4/4
Oracle text (EN)
Creature — Nightmare
Mutate 
(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.)
Menace (This creature can't be blocked except by two or more creatures.)
Whenever this creature mutates, each opponent discards a card.
Printing details
- Set
- IKO · 79
- Rarity
- Common
- Language
- EN
- Artist
- Antonio José Manzanedo
- Released
- 2020-04-24
- Prices
- €0.08 · $0.25
Price history
The trend shows with at least 7 days of history.
- Cardmarket, trend
- CardTrader, Near Mint minimum (EN)
The history starts on October 28, 2026 and grows every day.
Show the data
| Date | Cardmarket, trend | CardTrader, Near Mint minimum (EN) |
|---|---|---|
| November 1, 2026 | €0.07 | €0.11 |
| October 28, 2026 | €0.08 | €0.11 |
Prices
| Source | Non-foil | Foil |
|---|---|---|
| Cardmarket | low €0.02 trend €0.07 30-day avg €0.06 | low – trend €0.15 30-day avg €0.12 |
| CardTrader (EN) | NM from €0.11 with Zero from €0.11 | NM from €0.14 with Zero from €0.14 |
| CardTrader (any language) | NM from €0.11 | NM from €0.14 |
Cardmarket updated Nov 1, 2026 · CardTrader updated Oct 31, 2026
Buy and look up
Legality
- standard Not legal
- pioneer Legal
- modern Legal
- legacy Legal
- vintage Legal
- commander Legal
- pauper Legal
- alchemy Not legal
- brawl Legal
- competitivebrawl Legal
- duel Legal
- future Not legal
- gladiator Legal
- historic Legal
- oathbreaker Legal
- oldschool Not legal
- paupercommander Legal
- penny Legal
- predh Not legal
- premodern Not legal
- standardbrawl Not legal
- timeless Legal
- tlr Not legal
Rulings
-
As the triggered ability resolves, first the next opponent in turn order (or, if it’s an opponent’s turn, the opponent whose turn it is) chooses a card in hand without revealing it, then each other opponent in turn order does the same. Then all the chosen cards are discarded at the same time.