Magic: The Gathering · Core Set 2021Common
Rookie Mistake 66/274
Rookie Mistake from Core Set 2021 (Magic: The Gathering). Daily Cardmarket market price.
Number66/274
RarityCommon
LanguageEnglish
ReleasedJul 3, 2020
IllustratorZoltan Boros
Market price · Normal
€0.10
▲ +100.0% vs 30-day avg
Lowest€0.02
7-day avg€0.06
30-day avg€0.05
E-mail me when the price drops to
€
Price source: Cardmarket public price guide · updated Oct 30, 2026
Prices by variant
| Variant | Trend | Lowest | 30-day avg |
|---|---|---|---|
| Normal | €0.10 | €0.02 | €0.05 |
| Foil | €0.10 | €0.02 | €0.10 |
Price history
We record this card's price every day since Oct 30, 2026. The chart appears after a few days of data.
Card details
- Name
- Rookie Mistake
- Set
- Core Set 2021 · Core sets
- Type
- Instant · Blue
- ID
- mtg:b19de7a5-c291-405b-a2e6-8d3ac56e6570
Card value FAQ
How much is Rookie Mistake 66/274 worth?
Rookie Mistake 66/274 from Core Set 2021 is currently worth €0.10 (Cardmarket trend, Normal variant, Oct 30, 2026). Listings start at €0.02. 30-day average: €0.05.
Which version of Rookie Mistake is the most valuable?
Of its 2 variants, Normal is valued highest at €0.10.
Is Rookie Mistake 66/274 going up in value?
Compared with the 30-day average, the price is up 100.0%. The chart above shows the daily price history, and you can set a price-drop alert.
