|This article is about a/an monster in Kamen Rider, the original series.|
Turtlestone (カメストーン Kamesutōn, 50 & Kamen Rider: Seigi No Keifu) - A turtle monster of Shocker. He could emit a hot aurora from his hands that could melt humans from the retinas out after they look at it and could throw his shell. He was destroyed by Kamen Rider 2's Rider Kick.
Kamen Rider: Seigi no Keifu
Turtlestone is fought and defeated by Kamen Rider V3 in the 'Lighthouse'.
Behind the scenes
Turtlestone was voiced by Mahito Tsujimura (辻村 真人 Tsujimura Mahito).
- In some materials, Turtlestone has a mustache.