|Abilities||Clear Body, Liquid Ooze, Rain Dish(Hidden)|
|Episode First Shown in||Tentacool and Tentacruel|
|First Known Owner||Marina|
|First Game Appeared in|
|National Dex Number||073|
Tentacruel have two large, red crystals on their heads, and a much smaller one in the middle of the two. Tentacruel has four tentacles on each side of its body, and four more on the middle of its body. It has a claw on the front and the back of its body, and it has large white eyes with a black pupils.
- A wild Tentacruel appeared in Trading Trouble.
- A Tentacruel made an appearance in Round One - Begin!.
- Several wild Tentacruel appeared in Vs. Tentacruel.
- A Tentacruel appeared in Vs. Vaporeon.
- Butch's Tentacruel appeared in Vs. Lugia 1 and Vs. Lugia 2.
- Team Rocket Grunts use Tentacruel in Vs. Mewtwo 2.
- A coordinator's Tentacruel appeared in Vs. Harley.
- Wild Tentacruel appeared in Vs. Lanturn.
- Dream Tentacruel used by Zombie Rocket grunts appeared in Crisis in the Dream World!
- Ferth used a Shadow Tentacruel in Vs. Shadow Zangoose. It is snagged by Brendan. It is Shiny.
- Poison Sting
- Toxic Spikes
- Acid Spray
- Water Pulse
- Poison Jab
- Hydro Pump
- Sludge Wave
- Wring Out