The Scots took the win on day two of the MC Invitational, 25-20, 25-19, 19-25, 30-28.
Haller continues her dominating play, as the senior tallied 17 kills in the match with a .204 kill percentage. She recorded a double-double behind 16 digs to go along with a pair of service aces and an assist.
Sidner had 15 kills for Maryville, while adding six digs, an ace and an assist.
The Scots' defense had to stand tall, recording 81 total digs in the four-set match, to combine with eight total blocks.
Maryville took the first set of the day, 25-20, in rallying fashion. The Pacers of William Peace jumped out to a 4-1 lead early, before a Scots' rally on the serve of Nia Haller led Maryville to a 6-6 tie.
The two teams would battle to a 16-all score, before MC rattled off six straight off a trio of kills from Brianne Sidner. A Sidner kill and an Arin Wyttenbach block would give Maryville the five-point set victory.
MC fell behind 13-8 in the second set, before following three kills by Dejane Hester-Taylor would sent Maryville on a seven-point flurry for an 18-6 lead. That surge would be enough, as a pair of errors late would give the Scots the second set, 25-19.
A Yasmeen Chan service ace would knot the third set at 13-all, before the Pacers would added a 7-2 rally fueled by MC errors. The Scots would rally to cut the score to 23-19, before a block error and an ace would give William Peace the 25-19 victory in set three.
The two teams would battle back-and-fourth, as MC would find themselves down 23-21 late in the set. The Scots would battle, knotting the game at 23-all, before William Peace would get set point, 24-23. Maryville fought off four set points, while the Pacers would fight off one of their own. With the score tied at 28-all. Sidner would add a kill, before a William Peace error would end the match, 30-28.
For the Scots (3-6), Kelley Wandell followed Haller and Sidner with seven kills of her own. Hester-Taylor had five kills and seven digs, while she forced five total blocks at the net. Wyttenbach added six kills.
Saidee McDaniel recorded 36 assist for MC, tallying nine digs, two blocks and a pair of kills.
For William Peace (2-8), it was Lindsay Alford who had 17 kills. Mya Parks added a double-double effort with 12 kills and 21 digs, as Alyssa Welch had 10 kills.
Liana Solomon had 37 assist for the Pacers, as Carson Williams recorded 20 digs to go with Parks' 21.
Maryville will look next to face Averett University this afternoon. First serve for the non-conference match is slated for 4 p.m.