Rookie Mistake is a Common Instant card from the Core Set 2021 (M21) set of the Magic: The Gathering trading card game. This foil version features art by Zoltan Boros. The card has a mana cost of {U}, a mana value of 1, and a color identity of U.
2020 • Magic: The Gathering • Core Set 2021
No listings available right now.
| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$0.35 | Guide Estimate | +29.6% | ||
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Oct 14, 2026
Rookie Mistake is a Magic: The Gathering trading card game card. It is an Instant with a mana cost of {U} and a mana value of 1. The card has a color identity of U and a normal layout. It is a Common rarity card from the Core Set 2021 set, identified by the set code M21. This card is number 66 in the set and features a foil finish. The artwork is by Zoltan Boros.
We'll pre-fill the product details from this catalog entry, so your listing lands on this exact page. Just add photos of your copy, pick its condition, and set your price.
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Rookie Mistake
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Common
Zoltan Boros
Card Stock
English
Foil
{U}
Instant
U
Abilities, attacks, oracle text, and flavor text printed on the card.
Until end of turn, target creature gets +0/+2 and another target creature gets -2/-0.
"Stop locking your knees as you strike! Now stand up and try again."
Explore cards with this name across sets and editions. Check each card’s details before choosing a version.
