| Koga's Tentacruel|
キョウのドククラゲ Kyō's Dokukurage
|Debut:||The Last Battle X|
|Current location:||With Koga|
Koga sent his Tentacruel to help Red and Blue. At first, Red and Blue mistook Koga and Bruno would attack them, so they sent Espeon and Rhydon to battle. Koga and Bruno explained they were here to help them, so Koga had Tentacruel dig towards Ilex Forest along with Tyrogue.
None of Tentacruel's moves are known.