Gyasuka

Gyasuka (ギャスカ) is the name for a group of kaijin/kaiju that appeared in the movie Tatsura and Wataru: Celestial Rebirth as hench-beasts fighting for the Sindicate of Moonless Night during the Battle of Yomihara and the awakening of the Nanashi-no-Yami.

Appearance
Gyasuka's body is a messily-formed abomination made of various metal scraps coalesced to form it.