Great drama unfolds thanks to the unknown. When teams meet for the first time in their respective histories to battle for a championship, the potential for an unforgettable series looms. Will the teams develop a new rivalry? Will the series signal the beginning or end of a dynasty? As the Miami Heat and Oklahoma City Thunder tip off in Game 1 of the NBA Finals Tuesday, all that potential is hanging in the air. With any luck, it will end up as memorable as some of these famous first-time clashes.
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