Plasm Capture

Instant

Counter target spell. At the beginning of your next first main phase, add X mana in any combination of colors, where X is that spell's mana value.

CMC
4
Mana cost
{G}{G}{U}{U}
Color identity
GU
Rarity
rare
Set
Dragon's Maze
Price
$0.34
EDHREC rank
#6301
Buy on TCGplayer
Plasm Capture card art
Plasm Capture counters a spell and converts it directly into mana — the countered spell's cost becomes that many colorless mana added to your pool on your next upkeep, which is one of the most punishing payoffs stapled to a hard counter in the format. The cost is real: four mana at double-blue double-green is genuinely hard to cast outside dedicated Simic builds, which is why you see it almost exclusively in decks like Gonti, Canny Acquisitor that are already deep in both colors.

Best Commanders

Commanders with the highest synergy

01
Gonti, Canny Acquisitor

Gonti, Canny Acquisitor

23.1% of decks · synergy 0.21

Gonti, Canny Acquisitor cares about casting spells from opponents' libraries and generating value whenever mana floods in from unexpected sources, so Plasm Capture fits cleanly — counter something expensive, bank the mana, and spend it on whatever you just stole from the top of an opponent's deck.

02
Kruphix, God of Horizons

Kruphix, God of Horizons

24.3% of decks · synergy 0.21

Kruphix, God of Horizons converts any unspent mana into a colorless reserve that never disappears, which means the burst of mana Plasm Capture generates doesn't have to be spent immediately — float it all into Kruphix's pool and deploy it over multiple turns.

03
Rashmi, Eternities Crafter

Rashmi, Eternities Crafter

19.1% of decks · synergy 0.16

Rashmi, Eternities Crafter rewards casting spells on opponents' turns, and Plasm Capture is exactly the kind of instant-speed play that triggers her whenever you're interacting in the counter step — free spell off the top, plus the mana refund on upkeep.

04
The Mimeoplasm

The Mimeoplasm

9.4% of decks · synergy 0.08

The Mimeoplasm decks are slower and grindier, so Plasm Capture earns its slot as a counter that pays you back enough mana to accelerate into the big-mana reanimation turns the deck is building toward.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Plasm Capture is legal in Commander, Legacy, Modern, Pioneer, Vintage, and Oathbreaker, but it's almost exclusively a Commander card in practice. In Constructed formats, four mana for a counterspell is a significant tempo loss, and the delayed mana payoff — arriving on your next upkeep rather than immediately — is too slow to matter in faster formats where the game may already be decided. Commander is where the math flips: countering a six-mana threat and waking up with six mana on your next turn is a massive swing, and the slower pace of the format gives you time to spend it. Stick to Simic or Sultai Commander builds where you can reliably cast it on curve.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.34 bulk tier

At $0.34, Plasm Capture is bulk, which makes it a low-risk include for any Simic Commander deck that can support the double-blue double-green cost. The price reflects its narrow casting requirements rather than its power level — it's a strong effect that just can't go in most decks.

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.