Oregon scored six runs on five hits in the bottom of the eighth inning to come back and beat Washington State, 11-7, and win the series.
Cole Irvin struck out 13 and threw a complete-game shutout as Oregon beat Washington State, 8-0, and evened the series at a game apiece.
Freshman right-hander Matt Mercer provided 5.1 scoreless innings of relief, but the damage had already been done in a 4-0 defeat for Oregon.
Though the 2016 season has been a roller coaster ride, a muddled Pac-12 race finds Oregon just two games out entering this weekend vs. WSU.
Oregon ended a four-game losing streak and evened the score with Oregon State in nonconference play this season, beating the Beavers 7-6.
Ducks and Zags will play on Monday, May 9, and Tuesday, May 10, with both games starting at 6 p.m.
The Ducks will host the Beavers for the second straight week and try to avenge an 11-10 loss
UCLA batted around twice and held Oregon to just one run on five hits as the Bruins beat the Ducks, 13-1, to complete the three-game sweep.
UCLA held Oregon to just four hits en route to winning game two of the series
The Bruins scored four runs in the first inning on just one hit and then held off Oregon for a 6-3 win.
Oregon closer Stephen Nogosek is one of 60 players named to the Golden Spikes Award midseason watch list, USA Baseball announced Wednesday.
Oregon has won five of its last six games and will look for its third straight series win this week at UCLA.