Yes, they do. The Major League team is the Diamondbacks. Arizona is also host to half of the MLB for spring training, as well as the Tuscon Padres, AAA of the Padres, and the Arizona League:
AZL Angels
AZL A's
AZL Brewers
AZL Cubs
AZL Dodgers
AZL Giants
AZL Indians
AZL Mariners
AZL Padres
AZL Rangers
AZL Royals
They also have the Arizona Fall League, featuring the Mesa Solar Sox, Peoria Javelinas, Peoria Saguaros, Phoenix Desert Dogs, Scottsdale Scorpians, and Surprise Raftors. They also have the Yuma Scorpians of the North American League.
The Arizona Diamondbacks.
Arizona Diamondbacks
University of Arizona (not Arizona State)
Arizona Diamondbacks
Baxter the Bobcat
The Arizona Diamondbacks
The Arizona Diamondbacks are a professional baseball team based in Phoenix, Arizona. The name Diamondbacks came from the Western Diamondback, a rattlesnake native to the State of Arizona.
In 2011, the team is located in Tuscon, Arizona and is known as the Padres.
The college baseball team with the best record in 2012 is Arizona. Their record is 48 wins, and 17 losses. Arizona defeated South Carolina 4 to 1, in Omaha, Nebraska.
The Arizona Diamondbacks defeated the Yankees in the 2001 World Series.
Diamondbacks
Football: Arizonia Cardnials Baseball: Arizonia Diamondbacks