Mach Achilles

Mach Achilles appeared in 1974 TV series called Kamen Rider X. Mach Achilles (マッハアキレス Mahha Akiresu) is an Achilles-themed turtle monster of G.O.D..

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 the 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.

Arsenals
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.