The 2013 NBA Playoffs is the postseason tournament of the National Basketball Association's 2012–13 season which began play on April 20, 2013.The Miami Heat head into the playoffs with a franchise-best 66 wins, topping the league in the regular season. Their 2012 Finals opponents Oklahoma City Thunder topped the Western Conference with 60 wins, making it the first time since 2006 that the two teams who faced off in the previous year's finals topped their respective conferences the next regular season.The New York Knicks entered the playoffs with their best regular season performance since 1997, finishing atop the Atlantic Division for the first time since 1994. The Indiana Pacers won the Central Division for the first time since 2004, while the Los Angeles Clippers made franchise history by winning their first Pacific Division title and enjoying a 50-win season. The Denver Nuggets head into the playoffs with a franchise-record 57 wins.The Brooklyn Nets and Golden State Warriors make their first playoff appearances since 2007. This will also mark the first time that the Barclays Center will host a playoff game. The Houston Rockets make their first playoff appearance since 2009, while the Milwaukee Bucks appear for the first time since 2010. The Bucks are also the first playoff team in two years to qualify for the playoffs despite finishing below .500 in the regular season.The Dallas Mavericks missed the playoffs for the first time since 2000, ending the second-longest active streak of playoff appearances which stretched 12 years. The Orlando Magic also missed the playoffs for the first time since 2006, ending the longest active streak in the Eastern Conference.