(The Spread) - As the 2013 NBA Playoffs head into the second round, the defending NBA Finals champs remain favored to win this year's championship.

View 2013 NBA Title Odds

According to oddsmakers from online sports book Bovada.lv, the Heat are 4/9 favorites to win the 2013 NBA Championship, while the Spurs have the next best odds at 9/2. The Grizzles and Thunder are both 12/1, respectively, while the Knicks are 15/1 and the Pacers are 33/1. Meanwhile, the Warriors are 40/1 and the Bulls have the longest odds at 66/1.

In the Eastern Conference, the Heat are 1/6, the Knicks are 6/1 and the Pacers are 14/1. Even though they upset the Nets in round one, the Bulls are the biggest long shots at 33/1 to represent the East in the 2013 NBA Finals.

In the Western Conference, the Spurs are 5/7 favorites, while the Grizzlies are 7/2 and the Thunder are 4/1. Largely due to the fact that they're paired up with the Spurs in the second round, the Warriors are the biggest long shots at 9/1 to represent the West in this year's Finals.

Today the Grizzlies are 3-point road underdogs versus the Thunder and the total is sitting at 187. In the other matchup, the Knicks are 5.5-point favorites against the Pacers, while the total is sitting at 182.

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