Alberto A. Árias is a relief pitcher for the Houston Astros of Major League Baseball. In 2006, Árias played in Minor League Baseball with the Tulsa Drillers. Árias made his MLB debut with the Colorado Rockies in 2007 and made 6 relief appearances, going 1-0 with a 4.91 ERA. On July 31, 2008, the Houston Astros claimed him off waivers from the Rockies and assigned him to Triple-A Round Rock.



