Roadrunnersaurus is a giant prehistoric roadrunner-like creature who appears in The Looney Tunes Show.


He first appears in the Road Runner and Wile E. Coyote CGI short "Unsafe at Any Speed." Here, he is seen living on a strange planet. When Wile E. arrives on his planet, he is chased away by Roadrunnersaurus. He said "Beep, Beep!" in a deep baritone voice.

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