What superhero's enemies include the Joker, the Penguin and the Riddler?

More Questions:

What was the original purpose of tea bags in the western world?

How many double stitches are there on a regulation baseball ball?

Who was the Roman goddess of Peace?

In what country was composer Ludwig van Beethoven born?

What river flows through the Grand Canyon?

The Great Red Spot, a giant storm on Jupiter, has been going for approximately how long?

What is the closest star to Earth?

What was ornithologist Robert Stroud's nickname?

Wallace Carothers is known as the inventor of what?

Who starred as Cole Porter in the 1945 film "Night & Day"?

'Take the A Train" was the signature tune of whose band?

Who is Placebo's lead singer?

In the movie "The Terminator', what did the cyborg remove in order to repair itself?

On what book series is the HBO TV series "True Blood" based?

'Antonine Plague" was also known by what other name?