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.

The ‘Torpedo’ bat is all the craze. It’s made Victus Bats in King of Prussia, Pa., the focus of the baseball world.

The torpedo bat is a custom-shaped baseball ... solid wood.” It goes on to state there may be a cupped indentation up to 1 1/4 inches in depth, 2 inches wide and with at least a 1-inch diameter ...

The Yankees' new "Torpedo" bats are the talk of baseball. The bats -- which Major League Baseball confirmed are legal \-\- ...

The Yankees hit nine homers off the Brewers, some with a bat that could be best described as shaped like a bowling pin.

Major league baseball could ... "The bat shall be one piece of solid wood," they added. They also stipulate that they may be a cupped indentation just over one inch in depth, two inches wide ...

Yankees TV announcer Michael Kay explained that the Yankees modified the bats used by Chisholm Jr. and Volpe to put a fatter part of the wood where ... a hitting coach in baseball.

Think of home runs in baseball ... bat shall be one piece of solid wood.” It goes on to state there may be a cupped indentation up to 1 1/4 inches in depth, 2 inches wide and with at least a 1 ...

The bats took MLB by storm in only 24 hours, and days later, Victus Sports is inundated with calls, orders, and test drives in its headquarters near Philadelphia.