Electric Seaweed is a rare Creature — Plant Wall card from Teenage Mutant Ninja Turtles Eternal (TMC), collector number 23. Current market price: $0.21, TCGplayer market prices via Scryfall.
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.