The ceremonial first pitch is a time-honored tradition in baseball. For Game 4 of the World Series between the Los Angeles Dodgers and the Houston Astros on Saturday in Houston, a young girl from Nevada is ready for the challenge – using a 3-D printed hand.

Hailey Dawson is already a veteran of tossing the ceremonial first pitch at the ripe old age of seven. She’s got two Major League games under her belt and is about to add a third, with her biggest audience yet, as she kicks off Game 4 of the World Series in Houston.

Back in September, we told you about Hailey Dawson, a 7-year-old girl with a 3D printed hand and a dream to throw out the first pitch at every MLB ballpark. To recap: Bleacher Report tweeted a video introducing us to Hailey, a bunch of MLB teams responded and within a week it was decided that Hailey would throw out the first pitch at Game 4 of the World Series.

A Las Vegas family is preparing for a trip of a lifetime.

Late in the afternoon in early October, the Dawson family gathered to watch son Zach’s baseball game.

The 7-year-old Las Vegas girl who made headlines for wanting to throw a pitch at every MLB ballpark will take the mound this fall to toss the ceremonial first pitch during Game 4 of the World Series. Hailey Dawson, who was born with Poland syndrome and uses a 3-D printed hand, has always loved baseball, FOX5 Vegas reported.

Las Vegan Hailey Dawson, who has captured hearts by throwing out ceremonial first pitches at baseball games despite missing much of her right hand, will perform the same duty before Game 4 of this year’s World Series on Oct. 28.

Even at 7 years old, Hailey Dawson is on her way to reaching a life goal. Dawson has a robotic hand, but that hasn't stopped her from being a must-have person to throw out a first pitch at a major league ballpark.

A little girl with a 3D printed robotic hand is gearing up to throw out the first pitch at nearly every Major League Baseball park in the country after her wish to do so went viral.

Second grader Hailey Dawson got a little closer to realizing her dream of throwing the first pitch at every Major League Baseball park this week. The seven year-old has a 3D-printed hand created by the engineering department at the University of Nevada Las Vegas, due to a rare congenital disorder that left her without three fingers since birth.

A 7-year-old with a 3D–printed hand wants to throw out the first pitch at every MLB stadium. And Major League Baseball teams want to make it happen.

The whole moment has many reminding themselves of the "good" of social media. And the baddassery of Hailey.