Karakuri Giant Gaingain

A blue/silver mecha created by Sargain, using the Shinobi Medal Set system he had scanned from Megatagame Mark III. With the data that Sargain collected it, he managed to unlock the Raging Arrow, making the mecha powerful enough to defeat Tenrai Senpuujin and Super Karakuri Beast Revolver Mammoth singlehandedly. Attacks with Bullet Punch and Dark Ultimate Secret Rock Slash, Angry Black Break (with the Raging Arrow). Deciding to search out the Grieving Bow, Sargain had Gaingain use the Raging Arrow to force the ninja out, once more battling Tenrai Senpuujin until the ninja form Revolver Tenrai Senpuujin, using the Ultimate Rainbow attack to destroy Gaingain, with HurricaneRed getting the Raging Arrow.