Complex sentence: Now with the new Big 3 in Miami (LeBron James, Dwyane Wade, and Chris Bosh), the rivalry has gotten more intense, seeing as Miami is Orlando's biggest threat in the division.
Split into simpler sentences: Now with the new Big 3 in Miami (LeBron James, Dwyane Wade, and Chris Bosh). This rivalry has gotten more intense, seeing as Miami is Orlando's biggest threat in the division.