What is the crucial card in the game of HeArts?

More Questions:

The "Intelligent Whale" was the nickname of an early what?

In the game of chess, which piece has the most freedom to move?

What British comedian refers to himself as an "executive transvestite"?

Which country did bagels originate from?

What chemical reaction during roasting is chiefly responsible for giving green coffee beans their flavor?

What semi-autobiographical play did Emlyn Williams write in 1938?

What philosopher/author lived on the shores of Walden Pond?

Which of the New England states is the largest in size?

On what namesake Asian island were the first Homo erectus fossils found?

Of what do earthworms have five?

What actor was born with the name Tadewurz Konopka?

What TV show title character was played by pop singer Brandy?

Who recorded the album "Immaculate Collection"?

How many years did it take to construct the Tower of Pisa?

What kind of natural disaster destroyed three of the Seven Wonders of the Ancient World?