Rual has scored the most goals but im not sure if it was the most hattricks.
I believe that s of today (27/01/2013), he has scored 16 hattricks.
Maurice the rocket Richard scored 544 goals in his career
Michael Jordan holds the career record for most points scored in the NBA playoffs, with 5,987. He scored all of his playoff points with the Chicago Bulls during 13 playoff seasons. Jordan also holds the record for most points scored in a single playoff season, with the 759 points he scored in the 1992 playoffs. Jordan holds the record for most career playoff PPG (Points Per Game), with 33.45 and most PPG during a single playoff season, with 43.67 during the 1986 playoffs.
As of the start of the 2008 playoffs, Iverson has scored 22,988 points in the regular season and 2,013 points in the playoffs.
Alan Shearer has scored the most hat tricks in the premier league, not only this but he also scored the most goals in the premier league as well!
Wayne Gretzky holds the records for Regular Season (92), Playoffs (122), and Career (894)
Gretzky scored 2857 pts in the regular season and 382 in the playoffs for a total NHL career total of 3239 points.
1 in regular season: February 15, 2000 vs Philadelphia Flyers (Brodeur was last Devils' player to touch puck before Flyers' Daymond Lankow scored on his own net) 1 in playoffs: April 17, 1997 vs Montreal Canadiens (Brodeur shot puck into empty Canadiens' net)