Many of the Yankees used torpedo bats while posting historic numbers this weekend. Here's how the team started using the oddly-shaped bats and why they're legal.

Baseball season is back, and it didn’t take long for the New York Yankees to start crushing records and dominating conversation. And at the center of it all? “Torpedo” bats.

There is a new craze sweeping through Major League Baseball. It’s called the torpedo bat. Much like the name suggests, the torpedo bat is designed to create a different experience for MLB hitters. It looks like a bowling pin with a slender handle and a wider barrel that expands towards the bat label. It also meets MLB regulations.