Nate hit .233 at Seattle University in 2012, with one homer and 18 RBIs.
Nate was hitless in nine at-bats for the Knights in 2011 before he was sidelined for the season with a hand injury.
A native of Silverdale, Wash., who played at Central Kitsap High, Roberts was one of the WCL's most productive hitters in 2010 while playing for the Moses Lake Pirates. He was sixth in the league with a .335 average, had a league-leading 35 RBIs and was a second-team All-Star.
Natge hit .172 with a homer and eight RBIs in 30 games for the RedHawks in 2011. He missed the final 1/3 of the spring season trying to rehab the wrist injury,
He started 50 games as a freshman at Seattle in 2010 and hit .241 with a homer and 22 RBIs. He was a standout at Central Kitsap, where he hit .410 for his career.