Mike Trout
On April 17, 2015, Trout became the youngest player in MLB history to reach 100 home runs and 100 stolen bases. He was 23 years and 253 days old when he reached the milestone, passing the previous record-holder, Alex Rodriguez, who had achieved it at the age of 23 years and 309 days in 1999. Trout led off the 2015 MLB All-Star Game with a home run, becoming the fourth player in All-Star Game history to do so. For the second year in a row, Trout won the All-Star Game MVP Award, becoming the first player ever to win it in consecutive years. On September 22, Trout hit his 40th home run, becoming only the second Angels player to hit 40 home runs in a season. Trout led the AL in WAR for the fourth straight year.
Josh Billings (pitcher)
Haskell Clark "Josh" Billings (September 27, 1907 – December 26, 1983) was a Major League Baseball (MLB) pitcher who played for the Detroit Tigers. He was born in New York City, New York and attended Brown University. He joined the Tigers in 1927 and made his major league debut on August 17, becoming the third youngest player in the American League that season. In 1927, he pitched in ten games and 67 innings for the Tigers, and was credited with five wins against four losses. His earned run average (ERA) of 4.87 was worse than the league average. He had more than twice as many walks (39) as strikeouts (18).