The Penguin's secret identity is Oswald Chesterfield Cobblepot
Penguin's name is Oswald Cobblepot.
Her name was Martha Wayne.
Batman has no brother; he was an only child.
The Batcave.
The Batsignal
If you are asking about Batman Begins, he was trained by the League of Shadows.
pen guin
Rockhopper
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Batman's name is Batman. However his secret identity is Bruce Wayne.
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batman.
what is the name of batman,s dog
Batman's real name is Bruce Wayne
batman
Batman's real name is Bruce Wayne, he merely goes by Batman to protect his identity.
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Bruce Wayne