Editor’s Note: “Exploding Kittens” officially ended its Kickstarter campaign Thursday. The crowdfunded card game has more than 200,000 backers and has raised over $8 million. “Exploding Kittens,” the ...

Opinions expressed by Entrepreneur contributors are their own. Two days ago, two gaming gurus and an online comic genius launched a Kickstarter campaign for a new card game in the irreverent style of ...