This article is about a/an villain in Kamen Rider Blade.
This article is about a villain from Kamen Rider Blade. For the Kamen Rider W villain, see Shinkuro Isaka
" I...being...defeated...?"
―Isaka's last words before being sealed[src]

Isaka (伊坂) is the human form of the Category Jack of Diamonds Peacock Undead (ピーコックアンデッド Pīkokku Andeddo) and the first Category Jack Undead that appeared in the show. He's also the creator of the Leangle Buckle.


He deceives Garren into working for him, until he killed Sayako for meddling in his affairs. His power in human form is telekinesis, as well as summoning fireballs and mass hypnosis he used to recruit humans to his aid. Sealed by Garren's Burning Divide. In a Missing Ace preview, he chases Natsumi Miwa and Shin Magaki before an offscreen defeat at the hands of Glaive.


Peacock Undead Rouze Card

Video Game appearances

Kamen Rider Blade (video game)

The Peacock Undead is one of many Undead who appear in the Kamen Rider Blade video game.


  • Height: 221 cm
  • Weight: 135 kg

Behind the scenes


Isaka is portrayed by Yasukaze Motomiya (本宮 泰風 Motomiya Yasukaze). As the Peacock Undead, his suit actor was Eitoku (永徳), who is currently known as the suit actor of most Secondary Riders of the Neo-Heisei era so far. The Peacock Undead, among other Undead, were Eitoku's earliest suit roles in the Kamen Rider Series.