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Emerald Medallion

Artifact

Green spells you cast cost {1} less to cast.

CMC
2
Mana cost
{2}
Color identity
C
Rarity
rare
Set
Commander Masters
Price
$2.89
EDHREC rank
#609
Buy on TCGplayer
Emerald Medallion card art
Emerald Medallion shaves one generic mana off every green spell you cast, and in mono-green Commander decks that reduction compounds fast — cheaper ramp means earlier threats, earlier threats mean earlier wins. Two mana is a real cost for a do-nothing artifact, but in a deck like Aeve, Progenitor Ooze where you're casting six or more green spells a turn, Emerald Medallion pays for itself within the first two spells it touches.

Best Commanders

Commanders with the highest synergy

01
Aeve, Progenitor Ooze

Aeve, Progenitor Ooze

75.5% of decks · synergy 0.32

Aeve, Progenitor Ooze is the poster child for Emerald Medallion — every Storm copy of Aeve triggers off a green spell, so shaving a mana off the commander itself directly inflates the Storm count you can reach in a single turn.

03
Baru, Wurmspeaker

Baru, Wurmspeaker

65.1% of decks · synergy 0.21

Baru, Wurmspeaker runs a high concentration of expensive green creatures and activated abilities, so Emerald Medallion effectively functions as persistent ramp that scales with every spell cast rather than a one-shot land-fetch.

04
Gargos, Vicious Watcher

Gargos, Vicious Watcher

61.7% of decks · synergy 0.18

Gargos, Vicious Watcher decks are packed with Hydras that demand large green mana investments, and Emerald Medallion compounds the discount Gargos already provides on Hydra spells — the two effects stack.

05
Ayula, Queen Among Bears

Ayula, Queen Among Bears

59.5% of decks · synergy 0.16

Ayula, Queen Among Bears wants to chain Bears in rapid succession to maximize triggered fights and counters, and Emerald Medallion stretches each mana base just enough to play an extra Bear every few turns.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander legal
legacy legal
modern legal
pioneer not legal
standard not legal
vintage legal
pauper not legal
oathbreaker legal

Commander is where Emerald Medallion does its best work — mono-green stompy, tribal, and Storm-adjacent builds all benefit from a permanent cost reducer that applies to every green spell for the rest of the game. Legacy and Vintage see almost no play for it; those formats have access to faster and more flexible mana acceleration, and a colorless artifact that only helps one color doesn't clear the bar. Oathbreaker is a reasonable home for the same reasons as Commander, particularly in green-heavy planeswalker builds where the density of green spells is high enough to justify the slot.

Key Combos

Combo lines featuring this card

Price Context

Current price

$2.89 cheap tier

At $2.89, Emerald Medallion sits in the cheap tier — it's a straightforward pickup that won't strain any budget. It sees consistent demand from mono-green Commander builds and is unlikely to crater in value, but buy it because it's the right card for the deck, not as a hold.

Explore

Sources

Mentioned

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