Mutational Advantage

Instant

Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

CMC
3
Mana cost
{1}{G}{U}
Color identity
GU
Rarity
rare
Set
Fallout
Price
$7.83
EDHREC rank
#1946
Buy on TCGplayer
Mutational Advantage card art
Mutational Advantage hands every creature on the board a +1/+1 counter and draws you a card for two mana — that's a combat trick, a counter-seeder, and a cantrip stapled together. In The Wise Mothman decks, that combination is never just one thing happening; it's a trigger engine firing on all cylinders.

Best Commanders

Commanders with the highest synergy

01
The Wise Mothman

The Wise Mothman

75.1% of decks · synergy 0.66

The Wise Mothman triggers on every counter placed on every creature, so Mutational Advantage hitting the whole board at instant speed turns one card into a cascade of radiation triggers — it's the card the deck most wants to top off a combat step.

02
Me, the Immortal

Me, the Immortal

29.5% of decks · synergy 0.27

Me, the Immortal cares about putting counters on creatures to grow its own board presence, and Mutational Advantage spreads those counters wide at a low cost while replacing itself, making it a reliable piece of the engine.

04
Xolatoyac, the Smiling Flood

Xolatoyac, the Smiling Flood

31.3% of decks · synergy 0.26

Xolatoyac, the Smiling Flood wants to flood the board with +1/+1 counters to trigger its own payoffs, and Mutational Advantage does that to every creature simultaneously while drawing a card, making it a clean fit for the strategy.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Mutational Advantage is legal in Commander, Legacy, Vintage, and Oathbreaker, but its real home is Commander — the formats where it's legal outside that space don't have the critical mass of counter-hungry permanents to justify the slot over faster, more focused options. In Commander, the combination of instant speed, universal counter distribution, and a built-in cantrip puts Mutational Advantage well above the average +1/+1 counter spell, particularly in decks that care about the act of placing counters rather than just the resulting stats. Legacy and Vintage are theoretically open, but the card has never found traction there — two mana at instant speed is fine, but those formats aren't interested in proliferate-adjacent synergies at this price of entry.

Key Combos

Combo lines featuring this card

Budget Alternatives

Cheaper options that do most of the same work

Inspiring Call does a comparable job in counter-heavy decks — it draws cards equal to your creatures with +1/+1 counters and grants them indestructibility until end of turn, which is often more impactful than the board-wide seeding Mutational Advantage provides, and it costs a fraction of the price. If you specifically want the universal counter distribution, Solidarity of Heroes doubles counters on target creatures for two mana and can target multiple creatures, though it lacks the cantrip and requires you to already have counters in play rather than generating them.

Price Context

Current price

$7.83 mid tier

At $7.83, Mutational Advantage sits in the mid tier — meaningful money for a single spell, but reasonable given its near-75% inclusion rate in The Wise Mothman decks, which are numerous enough to sustain that price. It's not a card you'd speculate on, but if you're building the archetype, it's a purchase you make once and don't revisit.

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