Seventeen times, starting in 1992:
1992: Lost in first round against Chicago Bulls.
1994: Lost in first round against Atlanta Hawks.
1996: Lost in first round against Chicago Bulls.
1997: Lost in Eastern Conference Finals against Chicago Bulls.
1998: Lost in first round against New York Knicks.
1999: Lost in first round against New York Knicks.
2000: Lost in Eastern Conference Semi-Finals against New York Knicks.
2001: Lost in first round against Charlotte Hornets.
2004: Lost in Eastern Conference Semi-Finals against Indiana Pacers.
2005: Lost in Eastern Conference Semi-Finals against Detroit Pistons.
2006: Won NBA Finals against Dallas Mavericks.
2007: Lost in first round against Chicago Bulls.
2009: Lost in first round against Atlanta Hawks.
2010: Lost in first round against Boston Celtics.
2011: Lost in NBA Finals against Dallas Mavericks.
2012: Won NBA Finals against Oklahoma City Thunder.
2013: Still in progress.
They have gone to the playoffs six times, with five wins entering 2010.
yes
They have gone once to the NBA finals, losing to the Miami Heat in 2006
LeBron James has been to the NBA finals six times, once with the Cleveland Cavaliers in 2007 and four (consecutive!) times with the Miami Heat from 2010-2014 and once again with Cleveland in 2015. He won back to back championships with the Heat in 2012 and 2013 but lost the other four times.
They have made the playoffs nineteen times with 20 playoff wins and three Superbowl wins.
YES AND NO THE SABRES IN THE PAST 9 YEARS THE SABRES HAVE GONE TO THE PLAYOFFS 3 TIMES
Cleveland Cavaliers and the Miami Heat in high school he went to St.Vincent/St.Marie in Akron
Seven times - 1971-3, 1982, 1984-5, 1992.
All of them have.
The MLB team that has gone undefeated in the playoffs were the 1976 Cincinatti Reds swept the Phillies 3-0 in the NLCS and then swept the Yankees 4-0.
They have gone 30 times and won 15.Go Lakers
None. The White Sox and Yankees have each compiled 11-1 records in the playoffs, however.