Theoretical Duplication, Commander 2021 C21 361

Theoretical Duplication C21 361 Commander 2021 price

Commander 2021 · released Apr 23, 2021

Market price

$1.61

As of Oct 2, 2026. Recorded daily by CardFlip.

  • Down 1.2% over the last 30 days
  • Down 3.0% over the last 90 days

Theoretical Duplication ranks 123rd of 164 priced cards in Commander 2021, below the set's median price of $2.82.

Price history

Price historyMarket · nonfoil
$1.61▼ $0.05 (3.0%)3M
$1.50$1.60$1.70Jul 4Jul 27Aug 19Sep 11Oct 2$1.69$1.51
3M low $1.51 · high $1.69 · 79 daysMay 17, 26 → Oct 2, 26

Across 139 days of daily prices, the high was $1.76 on May 17, 2026 and the low $1.51 on Aug 7, 2026. Today's price sits in the middle of that range.

Is Theoretical Duplication worth selling?

Yes.

Market

$1.61

eBay Suggested

$3.07

You Keep

$1.61

A Near Mint copy of Theoretical Duplication is worth about $1.61 today. The eBay Suggested Price is $3.07; after eBay's fees and $0.75 postage you would keep about $1.61. The asking price carries the selling costs, so the sale returns the card's full value.

eBay Suggested Price by condition
Near Mint
$3.07
Lightly Played
$2.79
Moderately Played
$2.52
Heavily Played
$2.24

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About this card

Theoretical Duplication is card C21 361 in Commander 2021, released Apr 23, 2021. Its rarity is Rare.

Set
Commander 2021
Number
C21 361
Released
Apr 23, 2021
Rarity
Rare

Prices are market prices in US dollars for the printing shown, recorded once a day. A price that looks wrong is not shown.

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