Top 10 Worst Sports Trades in History

The Brooklyn Nets traded their entire future for aging stars Kevin Garnett and Paul Pierce in 2013, gifting Boston the draft picks that became Jayson Tatum and Jaylen Brown. Brooklyn received just two playoff wins from the duo, while Boston built a perennial contender — a 50-win team for six seasons.

The Mets' deal of Nolan Ryan remains one of baseball's most lopsided trades. In exchange, New York received Jim Fregosi, who hit just .232 over two seasons with the team before being traded. The Mets paid $50,000 in cash to sweeten the deal, adding financial insult to competitive injury.

The Charlotte Hornets' draft-night trade of Kobe Bryant is a franchise-defining mistake. Kobe, drafted 13th overall, was sent to the Lakers for center Vlade Divac, who lasted just one season in Charlotte. This trade is 30% more painful than the Ricky Williams deal in terms of championship impact, as Kobe's five rings directly fueled a Lakers dynasty. The Hornets received nothing close to equivalent value, a lesson in underestimating teenage potential.

Mike Ditka's 1999 trade for Ricky Williams is a masterclass in franchise sabotage. The New Orleans Saints sent all their draft picks—eight total, including their first-rounder that year—plus first- and third-round picks in 2000 and 2001 to Washington for the running back. Williams rushed for 884 yards as a rookie but never justified the haul; the Saints missed on 10 potential future starters. The trade is slower in payoff than Bill Russell Draft-Night Trade (1956)'s Bill Russell deal, which at least netted 11 titles, while Ditka's gamble left the Saints with a 3-13 record within two years.

The St. Louis Hawks' draft-night trade of Bill Russell to the Boston Celtics is the NBA's ultimate what-if. Russell, the second overall pick, went to Boston for Ed Macauley and Cliff Hagan. Macauley averaged 17.5 points over three seasons with the Hawks, while Hagan posted 18.0 points in 10 years—but Russell won 11 championships in 13 seasons, the most of any player in history.

The Chris Webber-for-Penny Hardaway swap ranks as one of the most lopsided trades in NBA history. After just one season, the Golden State Warriors dealt the 1993 Rookie of the Year to Washington for Hardaway and three first-round picks, but then immediately flipped those picks to Orlando for Anfernee Hardaway—a player who had yet to suit up for the Magic. Hardaway went on to average 20.9 points and 7.2 assists over his first three seasons with Orlando, helping the team reach the 1995 NBA Finals. Meanwhile, Webber never played a game for Washington, demanding a trade within months and landing with Sacramento, where he became a five-time All-Star.

The Montreal Canadiens' decision to trade Patrick Roy to Colorado in December 1995 remains a franchise-defining blunder. After Roy publicly humiliated his coach and management following a 11-1 loss to Detroit, Montreal dealt him to the Avalanche for a package centered on Jocelyn Thibault. Roy immediately transformed Colorado, posting a 1.89 goals-against average and.923 save percentage in the 1995-96 playoffs, leading the team to a Stanley Cup victory in his first season. The trade shattered Montreal's reputation and cost them a Hall of Fame goalie who would win two more Vezina trophies with Colorado.