|This article is about a/an episode in Kamen Rider Blade.|
The Trapped Two (囚われた２号 Torawareta Nigō) is the seventh episode of Kamen Rider Blade.
Kazuma is taken to a facility where he is studied and forced to fight an Undead. Sakuya encounters a mysterious Undead named Isaka, but was forced to retreat. He later meets up with Shiori and Kotarou and goes to find Kazuma. Hajime finds Isaka and follows him to where Kazuma is being held. After watching Blade fight, he joins the fight against Blade. Garren shows up to assist Blade but is overcome by the Trilobite Undead.
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- Kazuma Kenzaki (剣崎 一真 Kenzaki Kazuma): Takayuki Tsubaki (椿 隆之 Tsubaki Takayuki)
- Sakuya Tachibana (橘 朔也 Tachibana Sakuya): Kousei (Hironari) Amano (天野 浩成 Amano Kousei (Hironari))
- Hajime Aikawa (相川 始 Aikawa Hajime): Ryōji Morimoto (森本 亮治 Morimoto Ryōji)
- Shiori Hirose (広瀬 栞 Hirose Shiori): Yumi Egawa (江川 有未 Egawa Yumi)
- Kotarō Shirai (白井 虎太郎 Shirai Kotarō): Terunosuke Takezai (竹財 輝之助 Takezai Terunosuke)
- Isaka (伊坂): Yasukaze Motomiya (本宮 泰風 Motomiya Yasukaze)
- Haruka Kurihara (栗原 遙香 Kurihara Haruka): Kaori Yamaguchi (山口 香緒里 Yamaguchi Kaori)
- Amane Kurihara (栗原 天音 Kurihara Amane): Hikari Kajiwara (梶原 ひかり Kajiwara Hikari)
- Kei Karasuma (烏丸 啓 Karasuma Kei): Kazuhiro Yamaji (山路 和弘 Yamaji Kazuhiro)
- Tsukada (塚田): Ryo Ono (小野 了 Ono Ryō)
- Bomb Criminal: Katsuhiro Shimamoto (嶋本 勝博 Shimamoto Katsuhiro)
- Trilobite Undead (Voice): Katsumi Shiono (塩野 勝美 Shiono Katsumi)
- As part of Super Hero Time, this episode aired alongside Tokusou Sentai Dekaranger episode 4, Episode. 04: Cyber Dive.
- Viewership: 8.8%
- The infamous scene where Sakuya screams in sheer terror when he is approached by the Trilobite Undead towards the end of the episode is also one of the known popular memes of the entire series.
- A catch-up of the first twelve episodes of Kamen Rider Blade was aired as part of the Super Hero Max 2012 special event on TV Asahi. 
Kamen Rider Blade Volume 2 features episodes 5-8: The Challenge to the Past, Chalice's True Identity, The Trapped Two and The Revived People. It was released on DVD on September 21st 2004, with a total run time of 93 minutes.
Blu-ray Box 1 comes with 16 episodes.