Baker improved to 6-27 and 3-13 in the conference with the split and has now won four of its last seven games.
MNU falls to 18-16 overall and 11-7 in the HAAC. The Wildcats will return home this Monday, Apr. 15 to take on Evangel University at 1 and 3 p.m. at Sauder Field.
In game one, Baker put up a run each in the first and second inning and starting pitcher Thomas Hawkins shutout MNU in the first three frames.
But the Pioneers bats came alive in the bottom of the fourth, scoring six runs on four hits.
Baker had two runs on five hits in the game with two hits coming from Matt Fry and two from catcher Miles Sanderson.
Josh Vossen came in to pitch in the bottom of the fifth inning and threw an inning giving up four runs on four hits and Derek Schupp finished up the sixth inning for Vossen and didn't allow a run or hit.
In game two, Ryan Lasneske got the start for Baker and went a solid 6.2 innings and picked up his first win of the year. He struck out six batters and gave up just five hits and two earned runs.
Baker scored first in the top of the second on an Ethan Jacks single that scored Gabe Greenbaum and then Tevin Thompson knocked in Jacks on a single to left field.
The Wildcats scored seven runs on nine hits against four different MNU pitchers. Baker again scored a run in the fifth and sixth innings and put things away with three runs in the seventh.
In that seventh inning, Lechien led things off with a single and then Matt Fry sacrifice bunted him over to second. Josh Zach was then was hit by a pitch and Josh Ackerman then singled to right and scored Lechien and moved Zach to third.
Bryan Kindle then slammed a hit up the middle and scored Zach. After a pitching change, Ryan Terstriep came up and blasted a single to right, scoring Charles Coleman.
Then Kyle Pattrick closed the door on MidAmerica Nazarene and the Wildcats went home with the split against its rivals.