“RELEASE ME!” Metallo roared, flailing his arms and legs furiously.
“Not just yet,” Luthor said calmly, working the controls. The robotic arm pulled the cyborg around to the back of the sub, where a large hatch opened, allowing water to pour into a sealed chamber big enough to hold Metallo. WHOOSH! The robotic arm drew Metallo into the watertight chamber, and the hatch closed. THONK.
“Now I’ll deactivate him,” Luthor said, pressing the remote control. “Thank you for that excellent suggestion, Otis.”

Chapter 15