The Oklahoma City Thunder and the Denver Nuggets face off in game seven of the Western Conference second round

After an all-time series, it's only right that the Oklahoma City Thunder and Denver Nuggets will fight it out in a Game 7. The entire NBA world will clear its calendars for Sunday afternoon as both teams get two days to prepare.

The Nuggets are going into Oklahoma City for a colossal Game 7 against the Thunder on Sunday (1:30 p.m. MT). The winner advances to the Western Conference Finals to face the Minnesota Timberwolves. The loser enters the offseason. Here are three keys to the winner-take-all playoff game, which will air on ABC.