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Electric Seaweed

Creature — Plant Wall

Defender, haste
When this creature enters, until end of turn, whenever another creature dies, this creature deals 1 damage to each non-Wall creature.
{T}: This creature deals 1 damage to any target.

CMC
4
Mana cost
{2}{R}{R}
Color identity
R
Rarity
rare
Set
Teenage Mutant Ninja Turtles Eternal
Price
$0.26
EDHREC rank
#19896
Buy on TCGplayer
Electric Seaweed card art
Electric Seaweed puts a +1/+1 counter on a creature each upkeep — slow, passive, and replaceable by a dozen better options. The ceiling is synergy with Vigor or similar counter-doublers, but that's too many moving parts for a card doing so little on its own.

Format Analysis

Where it lives, where it can’t

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

Electric Seaweed is legal in Commander, Legacy, Vintage, and Oathbreaker, but sees essentially no competitive play in any of them. In Commander, the upkeep trigger is too slow and too narrow — you need a dedicated +1/+1 counter synergy deck to even consider it, and those decks have better options at every slot. Legacy and Vintage have no interest in a three-mana enchantment that grows one creature by one counter per turn cycle. Oathbreaker follows the same logic as Commander: the effect doesn't scale to the format's pace.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.26 bulk tier

At $0.26, Electric Seaweed is deep bulk — the price reflects demand, which is nearly zero. Don't expect that to change unless a new commander dramatically warps counter-synergy interest.

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Sources

Mentioned

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