Colin Sallee's one-out homer in the bottom of the sixth broke Tiffin University's tie with Lake Erie, and sent the Dragons to a 4-3 win in the first game of a doubleheader Saturday.
The Storm rebounded to win the second game, 8-3.
In the first contest, Ryan Williams hit a two-run homer in the fifth inning, staking the Dragons to a 3-0 lead.
But Lake Erie responded off TU starter Nick Rodesky, scoring three to tie it in the top of the sixth.
Rodesky got the win, improving to 4-1 by going six innings and allowing seven hits. He didn't walk a batter and struck out seven. Greg Sombati relieved in the seventh and retired the side in order for his first save.
In the second game, the Storm broke open a 1-1 game with three runs in the third inning off Tiffin starter Eric Klepper. Klepper (2-4) took the loss, allowing five runs (four earned) on six hits over four innings. He struck out three and walked one.
Alex Hartley singled and drove in a run for the Dragons, who moved to 16-17, 10-8 in the Great Lakes Intercollegiate Athletic Conference.
The Storm are now 8-21, 5-11.
Dragons lose first conference game
In a battle between Great Lakes Intercollegiate Athletic Conference unbeatens, Grand Valley State used a strong second half to snap Tiffin University lacrosse's five-game winning streak, 15-13.
TU (6-7, 4-1) led 8-4 at the half, but were outscored 11-5 after the break.
The Dragons' Alexandria Quast led everyone with seven goals, while Katelyn Hill and Alexis MacMillan had two goals each.
MacMillan also had two assists.
GVSU's Rachel Leibovitz had six goals to lead her team, which improved to 7-5, 4-0.
TU's Jessica Bombard made 20 saves.
Doubles wins key for HU women
MARIETTA - Heidelberg's women's tennis team won two out of the three doubles matches, and that advantage pushed the Student Princes to a 5-4 win over Marietta.
Katie Strahan and Sofey Fugate teamed to take down Marietta's Cate Gisser and Alex Seals, 8-2. In singles play, Strahan and Fugate each claimed victories. Strahan beat Gisser, 7-5, 6-3, while Fugate topped Natalie Turner, 6-2, 6-2.
Heidelberg (4-8, 3-2 Ohio Athletic Conference) also picked up a doubles win from Sara Potts and Deidra Potter, who clipped Kelsey Jeffrey and Turner, 9-8 (8-6).
Potts also got a singles win, beating Jeffrey 6-1, 6-4.
The Pioneers fell to 2-8, 2-2.
HU men fall to Marietta
Two matches were unfinished, but Marietta already had attained enough wins to secure a win of Heidelberg's men's tennis team. The match was called win the Pioneers winning 5-2.
The Student Princes scored a doubles win when Cliff Goetz and Zach Schwenning beat Ashton Whiteleather and Alex Schaeffer, 8-3.
HU's singles victory came from Schwenning, who beat Schaeffer, 6-3, 6-7 (5-7), 11-9.
Heidelberg softball still winless in OAC
MARIETTA - Heidelberg remained in search of its first Ohio Athletic Conference win, dropping a doubleheader to Marietta, 5-2 and 10-7,
The Student Princes fell to 10-16, 0-10 in the OAC.
In the first game, HU led the Pioneers 2-1, thanks to a fourth-inning two-run double from Lisa Simmons. The advantage held until the bottom of the fifth, when Katie Swejk doubled in the tying run with two outs.
In the sixth, Marietta's Rachel Montgomery doubled in the go-ahead run, then Kelsey Kallenborn socked a two-run homer to put the Pioneers up three.
Alexis O'Hair pitched a complete seven innings, allowing eight hits. She struck out nine and walked two in improving to 7-3.
Nicola Gabriele took the loss for the Princes, going 5 2/3 and allowing five runs on five hits. She struck out four and walked three.
In the second game, Marietta scored two in the second four in the third off HU starter Ali Sayre to take a 6-0 lead going to the fifth.
Heidelberg responded with a five-run fifth, but Marietta responded with two runs in the bottom half, and another two runs in the sixth after HU had scored twice again.
Simmons again had a nice game for the Princes, with three hits, twoo runs scored and an RBI.
Trayla Liles and Kallenborn each homered for the Pioneers (18-10, 8-2).
Sayre (6-5) took the loss, allowing five earned runs in 2 2/3 innings. Lauren Larrick allowed four earned runs on seven hits in 4 1/3 innings, improving to 8-5.
TU men double up Huskies
Tiffin University's men's tennis team dominated doubles play Saturday, winning all three matches and beating Michigan Tech, 6-3.
The Dragons (17-7, 6-5 Great Lakes Intercollegiate Athletic Conference) won first doubles when Luiz Carvalho and Robbie Ball teamed to beat the Huskies' Felipe dos Santos and Pedro Rodriguez, 8-4. TU's Nicholas Almeida and Kyle Johnson topped Javier Oliveros and Built Yumuang, 8-5.
Tiffin's Max Waeters and Leonid Vladimirov knocked off Andrew Kremkow and Jimmy Konarske, 8-4.
The Dragons' singles wins came from Waeters, who beat Oliveros (7-6, 1-6, 6-2), Ball, who topped Yumuang (6-1, 6-4) and Brian Coffman, who beat Kremkow (7-5, 2-6, 10-4).
Michigan Tech fell to 14-8, 5-5.