Shako Monster (シャコモンスター Shako Monsutā, lit. Clam Monster) is a minor antagonist in Uchuu Keiji Gavan who appears in episode 1. It is a mantis shrimp-like BEM Kaiju who is the first monster that Gavan encountered and battled with.
It is voiced by late Takeshi Watabe, who also voiced Don Horror and Dokuja Monster in the same series, Waruder in Kikaider 01, Emperor Aton in Kagaku Sentai Dynaman, Gyodai in Dengeki Sentai Changeman, Guardian Spirit Waller in Jikuu Senshi Spielban, God Neros in Choujinki Metalder, Creation King in Kamen Rider Black, Lagorn in Kousoku Sentai Turboranger, Byakko in Yu Yu Hakusho, the elder Shuten Douji Brothers in Ninja Sentai Kakuranger, Emperor Gaohm in Juukou B-Fighter, and Battobas in Seijuu Sentai Gingaman.
Biography[]
After it was first summoned, the Shako Monster breaks into a space colony when the group of Crushers attacked it. Later, it went to attack Retsu Ichijouji when he and his assistant Mimi are rescuing the kids from getting attacked and captured by Makuu. After Retsu transformed into Gavan to fight the Makuu soldiers and destroy the UFO, the Shako Monster is ready to fight Gavan until it was dragged into Makuu Space which lured Gavan into following it.
At the Makuu Space, the Shako Monster tried to attack Gavan by sliding towards him on the ground but only to get kicked by Gavan's Spiral Kick. With an enhanced strength from Makuu Space energy, it was able to outmatched Gavan with its speed and invisibility. It attempt to fire a lasers at Gavan but only for him to dodge it and shoot it with a Silver Beam. After they avoid from being crushed by a dropped building, the Shako Monster sends Gavan right into the desert-like land and attacked him by spewing mines from its mouth before turning invisible. However, Gavan managed to find the monster with a Laser Scope and finished it off with Laser Z Beam, destroying the monster as result.
Later, it, along with Oomadako Monster and Goat Monster, was brought back to life and summoned by Shamo Doubler to defeat Gavan, but only to be destroyed again by his Silver Beam.