Lamborghini is the main rival for Ferrari.
Their main rival is Manchester United
The name of Edison's main rival was Nikola Tesla.
The main rival of FC Schalke is Borussia Dortmund.
Manny Hernandez was the main character in the book Parrot in the Oven.
England is Australia's main rival at the World Championships and Commonwealth Games.
Manny is hiding at the laundromat place on main street. :D :P
The main rival now is Alabama. Following that would be Auburn.
Spain was their main adversary