The D-backs made seven roster moves Tuesday, including bringing up five players from Triple-A Reno and one from Double-A Mobile, and placing one on the 60-day disabled list.
The club recalled right-hander Jhoulys Chacin, left-hander Andrew Chaffin, infielder/outfielder Jamie Romak and right-hander Allen Webster from Reno, and also selected outfielder Peter O'Brien from Reno.
Outfielder Socrates Brito was called up from Double-A Mobile, and right-hander Evan Marshall was recalled from Triple-A Reno and placed on the 60-day disabled list.
It will be the Major League debut for O'Brien and Brito, ranked No. 9 and No. 15, respectively, on the team's Top 30 Prospect list.