The match went to PK's after each team neglected to score a goal in the 110 minutes of play with 16 shots taken by Baker and 15 by the Pioneers.
Alexa Fryer and Krista Hooper each took a team high three shots and Shelby Schiraldi, Ashley Mauck, Shaylynn Eldredge-McMillan and Bailey Sosa each took two shots apiece.
Rachel Theobald finished with five saves and MNU's Breanna Oddo saved seven Wildcat shots. Each team was also whistled for 15 fouls.
Baker ends its season with a record of 7-5-7, while the Pioneers improved to 12-3-4 and will next take on No. 1 Benedictine on Wednesday in the HAAC semifinals.