Animaniacs (1993)

Episode Overview

In "When Mice Ruled The Earth," Pinky and the Brain embark on a journey to the beginning of time, aiming to shape the evolution of mice. Their plan is to grant these rodents distinct advantages over humans, ultimately paving the way for them to seize control of the planet. As they manipulate the course of evolution, Pinky and Brain's antics lead to unexpected and humorous consequences, highlighting their relentless ambition to dominate the world.