The Mustangs and Rambelles complete the four-game series with a twin bill Saturday at 1 and 3 p.m.
Vinson blasted her 46th career long ball to provide the Mustangs with their only earned run in in a 10-4 loss in the opener before going 2-for-3 with three RBIs in a 8-3 victory in Game 2.
Angelo State's Tina Cisneros drove in four runs on two hits in Game 1 as the Rambelles plated two runs in the third, three in the fourth and one in the sixth before putting the game away with four in the seventh.
Micherie Koreia logged three sacrifices and reached on a hit-by-pitch while Lanie Robinson and Ciara Sheppard also had two hits each to spur ASU's 10-hit attack.
Midwestern turned the tables in Game 2 scoring five runs on six hits keyed by Vinson's two-run single up the middle which was sandwiched between run-scoring singles by Haley Howerton and Katy Vandewater.
The Mustangs squandered a bases loaded, no-out opportunity in the fourth frame before cashing in three runs in the sixth inning.
Paige Stevens and Haley Howerton reached on infield before Vinson drilled an RBI-double to center field followed by a sacrifice fly off of the Kelley Schaefer's bat to push the advantage to 7-3.
Taylor Bemudes drove in Vinson with a double to the right-field gap for the final run of the game.
Stevens legged out three singles while Howerton, Vinson and Bermudes had two hits each to pace MSU's 12-hit attack.
Tayler Jerrick limited the Rambelles to one earned run on five hits while notching seven strikeouts to improve to 4-3 on the season.