Guyver: The Bioboosted Armor is a tV series anime that premiered in summer 2005, produced by OLM.

About the production: the story comes from a manga, there are 26 episodes of about 23 minutes and its current status is "finished".

Its main genres are adventure and sci-fi, with themes such as Henshin and Aliens.

On AniList, Guyver: The Bioboosted Armor has an average score of 68%, a good score, and appears on 4,860 users' lists.

Lurking under the facade of everyday life lies a dark world of pain and destruction.​ The world is controlled by a sinister brotherhood that hides their fangs behind masks of humanity.​ They are the Chronos Corporation.​ While investigating a mysterious explosion near his school,​ Sho Fukamachi happens upon the Chronos Corporation's greatest weapon: a techno organic suit of bio armor known as "the Guyver.​" But Chronos is determined to conceal their secrets at any cost.​ Sho soon finds himself relentlessly pursued by its army of horrific bio-monsters.​ With nowhere to run,​ Sho is forced to call upon the fearsome power of the Guyver and rip his opponents limb from limb in a desperate struggle for survival.​ (Source: Funimation)

Official synopsis from AniList.