LA Lakers guard Austin Reaves has evolved from an undrafted player to a vital contributor to the team. His older brother, Spencer Reaves, responded with a three-word reaction to a tweet by Lakers Nation's Daniel Starkland, which highlighted Austin's comments about attributing his toughness to his upbringing."Glad to help"According to Starkland, Austin Reaves credited Spencer with helping him develop a tough mindset. Reaves said his brother never let him win at anything, forcing him to toughen up."Austin Reaves on where his toughness came from: 'My brother used to beat the sh*t out of me every day. Growing up as a little brother, you never win anything... But I wouldn't have it any other way," Starkland tweeted.Despite a successful college career, Austin Reaves went undrafted in the 2021 NBA draft. He briefly considered playing overseas but instead opted to pursue opportunities in the NBA G League.He joined the Lakers' G League affiliate, the South Bay Lakers. His strong performances, particularly on offense, led to a two-way contract with the Purple and Gold.Furthermore, his persistence paid off as he became a key contributor off the bench for the Lakers. He earned a four-year, $54 million contract extension in November 2022. This season, Reaves has become a regular starter under coach JJ Redick.He is averaging 16.8 points, 3.7 rebounds, 4.9 assists and 1.0 steals per game this season. Additionally, he is shooting 43.6% from the field and 36.2% from the 3-point line.Austin Reaves and his relationship with his brother Spencer ReavesAustin Reaves and his brother Spencer have a close relationship. His brother made headlines when he talked about Austin's rise to fame in the NBA and even joked that he could still beat the Lakers guard in a game of 1-on-1."And people are like, 'Oh, when are you going to play in the NBA?' I'm like, 'I don't know if I'm built for the NBA. I'm a realist.' They'd be like, 'Are you jealous of Austin?' I'm like, 'No, I'll still whoop his a*s in a game of 1-on-1.'"Just super proud of him. He just signed a big contract after two years because he was put in the right situation and showed people that they're wrong."Austin and Spencer Reaves - Image via IG/@spencerreaves31Despite their different paths in the world of pro basketball, Spencer and Austin both have a strong and supportive relationship.