The Gigantic Claw - S1.E8

Dr. Tadokora develops QQV, a super-excellent transparent metal. He tests it and QQV endures all the attacks of Giant Robot. BF gang watch the experiments using TV cameras and try to rob the specifications of QQV. BF agents disguise themselves as Unicorn agents and sneak into the lab where the secrets are hidden. They succeed and rob an attache case but are pursued by Juro and Daisaku (JohnnySokko). The BF gang orders Gunger to attack Juro and Daisaku who also mobilize Giant Robot to counter attack.