Pokémon · Undone Seal

Tentacruel

021/083Rare

Tentacruel (Undone Seal 021/083) has a market price of US$3.00 as of Nov 9, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

Normal—

UnlimitedUS$3.00

As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Market price history

Price history starts Oct 15, 2026. A chart appears after two weeks.

Card details

Type: Water
HP: 70
Energy type: Water
Stage: Stage 1
Weakness: Lightning ×2

Attacks

Long Tentacle (Colorless) Flip a coin. If heads, the Defending Pokémon is now Confused. If tails, discard an Energy card attached to the Defending Pokémon. [Colorless] Toxic (Colorless) The Defending Pokémon is now Poisoned. Put 2 damage counters instead of 1 on the Defending Pokémon between turns.

About this card

Tentacruel is card 021/083 in Undone Seal, a Pokémon set released Jan 16, 2004. Rarity: Rare. Finishes: Normal, Unlimited. Reference market price on Nov 9, 2026: US$3.00 (Unlimited). Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.