Corrosion

Enchantment

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated.
When this enchantment leaves the battlefield, remove all rust counters from all permanents.

CMC
3
Mana cost
{1}{B}{R}
Color identity
BR
Rarity
rare
Set
Visions
Price
$1.27
EDHREC rank
#25857
Buy on TCGplayer
Corrosion card art
Corrosion turns every upkeep into a slow-motion artifact wrath, stacking -1/-1 counters on every artifact creature your opponents control for as long as it stays in play. Three mana for an enchantment that does nothing the turn it lands is a real cost, but against artifact-heavy tables it pulls more weight than most dedicated removal spells.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Commander is where Corrosion earns its slot — artifact creatures are everywhere at most tables, and an enchantment that compounds pressure across multiple opponents scales in ways that single-target removal never will. In a dedicated artifact-hate build or alongside sacrifice synergies that reward creatures dying to the counter accumulation, Corrosion transitions from niche to staple. Legacy and Vintage are both legal but offer no real home — faster interaction and the absence of the multiplayer dynamic that makes the card good mean it sits on the shelf in those formats. Oathbreaker is legal and the same logic as Commander applies at a smaller table, though the faster clock shrinks the window for Corrosion to accrue value.

Key Combos

Combo lines featuring this card

Price Context

Current price

$1.27 cheap tier

At $1.27, Corrosion sits firmly in budget territory — cheap enough to slot in on a whim, and the niche demand from artifact-hate and -1/-1 counter builds keeps the price stable rather than trending toward bulk.

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Mentioned

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