Guardroid
From Multiversal Omnipedia

A Guardroid confronting Pilot Jenny.
Guardroids are security robots used by the Toad Empire aboard their slave ships. Guardroids are bipedal and look like robotic versions of Stormtoads. One confronted Jenny, and was destroyed with a blast of psychic energy.
Arcade Game
Several Guardroids are faced by the crew of the Righteous Indignation throughout the bowels of the toad mothership.