This article is about a/an kaijin in Kamen Rider X.

Mach Achilles (マッハアキレス Mahha Akiresu, 9, 10, 21, Movie & 28): An Achilles-themed turtle monster of G.O.D..

Character History

At first he is able to block the X Kick attack and defeated Kamen Rider X with help from Apollo Geist by shooting X causing him to fall to bottom of the river. Later, after X has completed his deadly training with Tachibana Tobei by shooting him with a machine gun, He is able to defeat Mach Achilles with his new moves. He was destroyed by Apollo Geist after being defeated by the X Two-step Kick.


He can move at superhuman speeds, is equipped with a sword, instant regeneration except for his heels, and can summon a bee that can mind control people by stinging a virus into them.