Cleveland Cavaliers
2009-10: 61-21
2010-11: 10-45 (through Feb. 15)
After losing LeBron James from the team with the NBA's best record, the '10-11 Cavaliers neared the All-Star break on pace for the worst single-season decline in league history, both in terms of number of victories and winning percentage. Here are the hapless teams that Cleveland is poised to join, listed in order of biggest drop-offs in winning percentage.




